diff --git a/ext_tests/src/com/android/launcher3/testing/DebugTestInformationHandler.java b/ext_tests/src/com/android/launcher3/testing/DebugTestInformationHandler.java
index 72b8d3f..dacd8a2 100644
--- a/ext_tests/src/com/android/launcher3/testing/DebugTestInformationHandler.java
+++ b/ext_tests/src/com/android/launcher3/testing/DebugTestInformationHandler.java
@@ -80,7 +80,7 @@
     }
 
     @Override
-    public Bundle call(String method) {
+    public Bundle call(String method, String arg) {
         final Bundle response = new Bundle();
         switch (method) {
             case TestProtocol.REQUEST_APP_LIST_FREEZE_FLAGS: {
@@ -161,7 +161,7 @@
             }
 
             default:
-                return super.call(method);
+                return super.call(method, arg);
         }
     }
 }
diff --git a/quickstep/res/values-ar/strings.xml b/quickstep/res/values-ar/strings.xml
index 64fe382..3f26977 100644
--- a/quickstep/res/values-ar/strings.xml
+++ b/quickstep/res/values-ar/strings.xml
@@ -56,14 +56,14 @@
     <string name="home_gesture_feedback_swipe_too_far_from_edge" msgid="1446774096007065298">"تأكّد من التمرير سريعًا من الحافة السفلى للشاشة إلى أعلاها."</string>
     <string name="home_gesture_feedback_overview_detected" msgid="1557523944897393013">"تأكّد من عدم التوقّف قليلاً قبل رفع إصبعك."</string>
     <string name="home_gesture_feedback_wrong_swipe_direction" msgid="6993979358080825438">"تأكّد من التمرير إلى الأعلى مباشرةً."</string>
-    <string name="home_gesture_feedback_complete_with_follow_up" msgid="1427872029729605034">"أكملت التدريب على إيماءة الانتقال إلى الشاشة الرئيسية. تعرّف بعد ذلك على كيفية الرجوع."</string>
+    <string name="home_gesture_feedback_complete_with_follow_up" msgid="1427872029729605034">"لقد أكملت التدريب على إيماءة الانتقال إلى الشاشة الرئيسية. تعرّف بعد ذلك على كيفية الرجوع."</string>
     <string name="home_gesture_feedback_complete_without_follow_up" msgid="8049099486868933882">"أكملت التدريب على إيماءة الانتقال إلى الشاشة الرئيسية."</string>
     <string name="home_gesture_intro_title" msgid="836590312858441830">"مرِّر سريعًا للانتقال إلى الشاشة الرئيسية"</string>
     <string name="home_gesture_intro_subtitle" msgid="2632238748497975326">"مرِّر سريعًا من أسفل الشاشة إلى أعلاها. تنقلك هذه الإيماءة دائمًا إلى الشاشة الرئيسية."</string>
     <string name="overview_gesture_feedback_swipe_too_far_from_edge" msgid="3032757898111577225">"تأكّد من التمرير سريعًا من الحافة السفلى للشاشة إلى أعلاها."</string>
     <string name="overview_gesture_feedback_home_detected" msgid="1411130969354020489">"حاوِل إبقاء إصبعك على النافذة لمدة أطول قبل رفعه."</string>
     <string name="overview_gesture_feedback_wrong_swipe_direction" msgid="6725820500906747925">"تأكّد من التمرير سريعًا للأعلى مباشرةً ثم التوقّف قليلاً."</string>
-    <string name="overview_gesture_feedback_complete_with_follow_up" msgid="3544611727467765026">"تعرّفت على كيفية استخدام الإيماءات. لإيقاف الإيماءات، انتقِل إلى \"الإعدادات\"."</string>
+    <string name="overview_gesture_feedback_complete_with_follow_up" msgid="3544611727467765026">"لقد تعرّفت على كيفية استخدام الإيماءات. لإيقاف الإيماءات، انتقِل إلى \"الإعدادات\"."</string>
     <string name="overview_gesture_feedback_complete_without_follow_up" msgid="3199486203448379152">"أكملت التدريب على إيماءة التبديل بين التطبيقات."</string>
     <string name="overview_gesture_intro_title" msgid="2902054412868489378">"مرِّر سريعًا للتبديل بين التطبيقات"</string>
     <string name="overview_gesture_intro_subtitle" msgid="4968091015637850859">"للتبديل بين التطبيقات، مرِّر سريعًا من أسفل الشاشة لأعلاها مع تثبيت إصبعك ثم ارفعه."</string>
@@ -73,7 +73,7 @@
     <string name="gesture_tutorial_try_again" msgid="65962545858556697">"إعادة المحاولة"</string>
     <string name="gesture_tutorial_nice" msgid="2936275692616928280">"أحسنت"</string>
     <string name="gesture_tutorial_step" msgid="1279786122817620968">"الدليل التوجيهي <xliff:g id="CURRENT">%1$d</xliff:g> من إجمالي <xliff:g id="TOTAL">%2$d</xliff:g>"</string>
-    <string name="allset_title" msgid="5021126669778966707">"اكتمال الإعداد"</string>
+    <string name="allset_title" msgid="5021126669778966707">"اكتملت عملية الإعداد"</string>
     <string name="allset_hint" msgid="2384632994739392447">"مرِّر سريعًا للأعلى للانتقال إلى الشاشة الرئيسية."</string>
     <string name="allset_description" msgid="6350320429953234580">"يمكنك الآن بدء استخدام هاتفك."</string>
     <string name="allset_navigation_settings" msgid="4713404605961476027"><annotation id="link">"إعدادات التنقّل داخل النظام"</annotation></string>
diff --git a/quickstep/res/values-es-rUS/strings.xml b/quickstep/res/values-es-rUS/strings.xml
index a4e5778..e61fd91 100644
--- a/quickstep/res/values-es-rUS/strings.xml
+++ b/quickstep/res/values-es-rUS/strings.xml
@@ -53,16 +53,16 @@
     <string name="back_gesture_tutorial_confirm_subtitle" msgid="5181305411668713250">"Cambia sensibilidad de gesto \"Atrás\" en Configuración"</string>
     <string name="back_gesture_intro_title" msgid="19551256430224428">"Desliza el dedo para volver"</string>
     <string name="back_gesture_intro_subtitle" msgid="7912576483031802797">"Desliza el dedo desde el borde derecho o izquierdo para volver a la última pantalla."</string>
-    <string name="home_gesture_feedback_swipe_too_far_from_edge" msgid="1446774096007065298">"Asegúrate de deslizar el dedo hacia arriba desde la borde inferior de la pantalla."</string>
+    <string name="home_gesture_feedback_swipe_too_far_from_edge" msgid="1446774096007065298">"Desliza el dedo hacia arriba desde el borde inferior de la pantalla."</string>
     <string name="home_gesture_feedback_overview_detected" msgid="1557523944897393013">"Asegúrate de no detenerte antes de soltarlo."</string>
-    <string name="home_gesture_feedback_wrong_swipe_direction" msgid="6993979358080825438">"Asegúrate de deslizar el dedo derecho hacia arriba."</string>
+    <string name="home_gesture_feedback_wrong_swipe_direction" msgid="6993979358080825438">"Desliza el dedo directamente hacia arriba."</string>
     <string name="home_gesture_feedback_complete_with_follow_up" msgid="1427872029729605034">"Completaste el gesto para ir a la página principal. A continuación, obtén información para volver."</string>
     <string name="home_gesture_feedback_complete_without_follow_up" msgid="8049099486868933882">"Completaste el gesto para ir a la página principal."</string>
     <string name="home_gesture_intro_title" msgid="836590312858441830">"Desliza el dedo para ir a la página principal"</string>
     <string name="home_gesture_intro_subtitle" msgid="2632238748497975326">"Desliza el dedo hacia arriba desde la parte inferior de la pantalla. Este gesto te llevará siempre a la pantalla principal."</string>
-    <string name="overview_gesture_feedback_swipe_too_far_from_edge" msgid="3032757898111577225">"Asegúrate de deslizar el dedo hacia arriba desde la borde inferior de la pantalla."</string>
+    <string name="overview_gesture_feedback_swipe_too_far_from_edge" msgid="3032757898111577225">"Desliza el dedo hacia arriba desde el borde inferior de la pantalla."</string>
     <string name="overview_gesture_feedback_home_detected" msgid="1411130969354020489">"Prueba mantener presionada la ventana más tiempo antes de soltarla."</string>
-    <string name="overview_gesture_feedback_wrong_swipe_direction" msgid="6725820500906747925">"Asegúrate de deslizar el dedo derecho hacia arriba y, luego, detente."</string>
+    <string name="overview_gesture_feedback_wrong_swipe_direction" msgid="6725820500906747925">"Desliza el dedo directamente hacia arriba y luego detente."</string>
     <string name="overview_gesture_feedback_complete_with_follow_up" msgid="3544611727467765026">"Ya sabes cómo usar los gestos. Para desactivarlos, ve a Configuración."</string>
     <string name="overview_gesture_feedback_complete_without_follow_up" msgid="3199486203448379152">"Completaste el gesto para cambiar de app."</string>
     <string name="overview_gesture_intro_title" msgid="2902054412868489378">"Desliza el dedo para cambiar de app"</string>
diff --git a/quickstep/res/values-fr-rCA/strings.xml b/quickstep/res/values-fr-rCA/strings.xml
index f7b0605..a3c9393 100644
--- a/quickstep/res/values-fr-rCA/strings.xml
+++ b/quickstep/res/values-fr-rCA/strings.xml
@@ -51,7 +51,7 @@
     <string name="back_gesture_feedback_complete_without_follow_up" msgid="6405649621667113830">"Vous avez appris le geste de retour en arrière."</string>
     <string name="back_gesture_feedback_swipe_in_nav_bar" msgid="1148198467090405643">"Assurez-vous de ne pas balayer trop près du bas de l\'écran."</string>
     <string name="back_gesture_tutorial_confirm_subtitle" msgid="5181305411668713250">"Modifiez la sensibilité du geste de retour dans Paramètres"</string>
-    <string name="back_gesture_intro_title" msgid="19551256430224428">"Balayez l\'écran pour revenir en arrière"</string>
+    <string name="back_gesture_intro_title" msgid="19551256430224428">"Balayer l\'écran pour revenir en arrière"</string>
     <string name="back_gesture_intro_subtitle" msgid="7912576483031802797">"Pour revenir à l\'écran précédent, balayez l\'écran de l\'extrémité gauche ou droite vers le centre."</string>
     <string name="home_gesture_feedback_swipe_too_far_from_edge" msgid="1446774096007065298">"Assurez-vous de balayer l\'écran à partir de l\'extrémité inférieure vers le haut."</string>
     <string name="home_gesture_feedback_overview_detected" msgid="1557523944897393013">"Assurez-vous de ne pas interrompre le geste avant de lever le doigt."</string>
diff --git a/quickstep/res/values-fr/strings.xml b/quickstep/res/values-fr/strings.xml
index 7e2e957..5164792 100644
--- a/quickstep/res/values-fr/strings.xml
+++ b/quickstep/res/values-fr/strings.xml
@@ -53,20 +53,20 @@
     <string name="back_gesture_tutorial_confirm_subtitle" msgid="5181305411668713250">"Modifiez la sensibilité du geste retour dans les paramètres"</string>
     <string name="back_gesture_intro_title" msgid="19551256430224428">"Balayez l\'écran pour revenir en arrière"</string>
     <string name="back_gesture_intro_subtitle" msgid="7912576483031802797">"Pour revenir à l\'écran précédent, balayez l\'écran depuis le bord droit ou gauche jusqu\'au centre."</string>
-    <string name="home_gesture_feedback_swipe_too_far_from_edge" msgid="1446774096007065298">"Veillez à balayer l\'écran du bas vers le haut."</string>
+    <string name="home_gesture_feedback_swipe_too_far_from_edge" msgid="1446774096007065298">"Veillez à balayer l\'écran de bas en haut."</string>
     <string name="home_gesture_feedback_overview_detected" msgid="1557523944897393013">"Veillez à ne pas marquer de pause dans votre geste avant de relever le doigt."</string>
     <string name="home_gesture_feedback_wrong_swipe_direction" msgid="6993979358080825438">"Veillez à balayer l\'écran vers le haut."</string>
     <string name="home_gesture_feedback_complete_with_follow_up" msgid="1427872029729605034">"Vous savez désormais revenir à l\'écran d\'accueil. Apprenez maintenant à revenir en arrière."</string>
     <string name="home_gesture_feedback_complete_without_follow_up" msgid="8049099486868933882">"Vous avez appris le geste pour revenir à l\'écran d\'accueil."</string>
-    <string name="home_gesture_intro_title" msgid="836590312858441830">"Balayer pour revenir à l\'écran d\'accueil"</string>
+    <string name="home_gesture_intro_title" msgid="836590312858441830">"Balayez pour revenir à l\'écran d\'accueil"</string>
     <string name="home_gesture_intro_subtitle" msgid="2632238748497975326">"Balayez l\'écran de bas en haut. Ce geste vous ramènera toujours à l\'écran d\'accueil."</string>
-    <string name="overview_gesture_feedback_swipe_too_far_from_edge" msgid="3032757898111577225">"Veillez à balayer l\'écran du bas vers le haut."</string>
+    <string name="overview_gesture_feedback_swipe_too_far_from_edge" msgid="3032757898111577225">"Veillez à balayer l\'écran de bas en haut."</string>
     <string name="overview_gesture_feedback_home_detected" msgid="1411130969354020489">"Essayez d\'appuyer plus longtemps sur la fenêtre avant de relever le doigt."</string>
-    <string name="overview_gesture_feedback_wrong_swipe_direction" msgid="6725820500906747925">"Veillez à balayer l\'écran vers le haut et à marquer une pause dans votre geste."</string>
+    <string name="overview_gesture_feedback_wrong_swipe_direction" msgid="6725820500906747925">"Veillez à balayer l\'écran vers le haut, puis à marquer une pause."</string>
     <string name="overview_gesture_feedback_complete_with_follow_up" msgid="3544611727467765026">"Vous avez appris à utiliser les gestes. Pour les désactiver, accédez aux paramètres."</string>
     <string name="overview_gesture_feedback_complete_without_follow_up" msgid="3199486203448379152">"Vous avez appris le geste pour passer d\'une appli à l\'autre."</string>
-    <string name="overview_gesture_intro_title" msgid="2902054412868489378">"Balayer pour passer d\'une appli à l\'autre"</string>
-    <string name="overview_gesture_intro_subtitle" msgid="4968091015637850859">"Pour changer d\'appli, balayez l\'écran du bas vers le haut, appuyez de manière prolongée et relâchez."</string>
+    <string name="overview_gesture_intro_title" msgid="2902054412868489378">"Balayez pour passer d\'une appli à l\'autre"</string>
+    <string name="overview_gesture_intro_subtitle" msgid="4968091015637850859">"Pour changer d\'appli, balayez l\'écran de bas en haut, appuyez de manière prolongée et relâchez."</string>
     <string name="gesture_tutorial_confirm_title" msgid="6201516182040074092">"Vous avez terminé"</string>
     <string name="gesture_tutorial_action_button_label" msgid="6249846312991332122">"OK"</string>
     <string name="gesture_tutorial_action_button_label_settings" msgid="2923621047916486604">"Paramètres"</string>
diff --git a/quickstep/res/values-hi/strings.xml b/quickstep/res/values-hi/strings.xml
index 44f2f15..50ebb27 100644
--- a/quickstep/res/values-hi/strings.xml
+++ b/quickstep/res/values-hi/strings.xml
@@ -49,7 +49,7 @@
     <string name="back_gesture_feedback_cancelled" msgid="3274382913290074496">"स्क्रीन के दाएं या बाएं किनारे से स्क्रीन के बीच तक स्वाइप करें और अपनी उंगली उठा लें."</string>
     <string name="back_gesture_feedback_complete_with_overview_follow_up" msgid="9176400654037014471">"आपने स्क्रीन के दाएं किनारे से स्वाइप करके, पिछली स्क्रीन पर वापस जाने का तरीका सीख लिया है. अब, एक ऐप से दूसरे ऐप पर जाने का तरीका सीखें."</string>
     <string name="back_gesture_feedback_complete_without_follow_up" msgid="6405649621667113830">"आपने पेज पर पीछे ले जाने वाले हाथ के जेस्चर (हाव-भाव) के बारे में जान लिया है."</string>
-    <string name="back_gesture_feedback_swipe_in_nav_bar" msgid="1148198467090405643">"देखे लें कि आप स्क्रीन पर बिल्कुल नीचे तक स्वाइप न कर रहे हों."</string>
+    <string name="back_gesture_feedback_swipe_in_nav_bar" msgid="1148198467090405643">"देख लें कि आप स्क्रीन पर बिल्कुल नीचे तक स्वाइप न कर रहे हों."</string>
     <string name="back_gesture_tutorial_confirm_subtitle" msgid="5181305411668713250">"\'सेटिंग\' में जाकर, पीछे जाने के लिए इस्तेमाल होने वाले हाथ के जेस्चर (हाव-भाव) की संवेदनशीलता बदलें"</string>
     <string name="back_gesture_intro_title" msgid="19551256430224428">"पिछली स्क्रीन पर वापस जाने के लिए स्वाइप करें"</string>
     <string name="back_gesture_intro_subtitle" msgid="7912576483031802797">"पिछली स्क्रीन पर वापस जाने के लिए, स्क्रीन के बाएं या दाएं किनारे से बीचों-बीच तक स्वाइप करें."</string>
@@ -83,5 +83,5 @@
     <string name="skip_tutorial_dialog_title" msgid="2725643161260038458">"नेविगेशन ट्यूटोरियल छोड़ना चाहते हैं?"</string>
     <string name="skip_tutorial_dialog_subtitle" msgid="544063326241955662">"आप बाद में <xliff:g id="NAME">%1$s</xliff:g> ऐप्लिकेशन पर इसे देख सकते हैं"</string>
     <string name="gesture_tutorial_action_button_label_cancel" msgid="3809842569351264108">"अभी नहीं"</string>
-    <string name="gesture_tutorial_action_button_label_skip" msgid="394452764989751960">"छोड़ें"</string>
+    <string name="gesture_tutorial_action_button_label_skip" msgid="394452764989751960">"अभी नहीं"</string>
 </resources>
diff --git a/quickstep/res/values-ko/strings.xml b/quickstep/res/values-ko/strings.xml
index 9ec5295..ba564a7 100644
--- a/quickstep/res/values-ko/strings.xml
+++ b/quickstep/res/values-ko/strings.xml
@@ -52,14 +52,14 @@
     <string name="back_gesture_feedback_swipe_in_nav_bar" msgid="1148198467090405643">"화면 하단에 지나치게 가까운 곳에서 스와이프하면 안 됩니다."</string>
     <string name="back_gesture_tutorial_confirm_subtitle" msgid="5181305411668713250">"돌아가기 동작의 민감도를 변경하려면 설정으로 이동하세요"</string>
     <string name="back_gesture_intro_title" msgid="19551256430224428">"스와이프하여 돌아가기"</string>
-    <string name="back_gesture_intro_subtitle" msgid="7912576483031802797">"마지막 화면으로 돌아가려면 왼쪽 또는 오른쪽 가장자리에서 화면 중앙으로 스와이프하세요"</string>
+    <string name="back_gesture_intro_subtitle" msgid="7912576483031802797">"마지막 화면으로 돌아가려면 왼쪽 또는 오른쪽 가장자리에서 화면 중앙으로 스와이프하세요."</string>
     <string name="home_gesture_feedback_swipe_too_far_from_edge" msgid="1446774096007065298">"화면 하단 가장자리에서 위로 스와이프하세요."</string>
     <string name="home_gesture_feedback_overview_detected" msgid="1557523944897393013">"손가락을 떼기 전에 멈추지 않아야 합니다."</string>
     <string name="home_gesture_feedback_wrong_swipe_direction" msgid="6993979358080825438">"위로 똑바르게 스와이프하세요."</string>
     <string name="home_gesture_feedback_complete_with_follow_up" msgid="1427872029729605034">"홈으로 이동 동작을 완료했습니다. 이번에는 뒤로 돌아가는 방법을 알아보겠습니다."</string>
     <string name="home_gesture_feedback_complete_without_follow_up" msgid="8049099486868933882">"홈으로 이동 동작을 완료했습니다."</string>
     <string name="home_gesture_intro_title" msgid="836590312858441830">"스와이프하여 홈으로 이동"</string>
-    <string name="home_gesture_intro_subtitle" msgid="2632238748497975326">"화면 하단에서 위로 스와이프합니다. 이 동작을 사용하면 언제든지 홈 화면으로 이동할 수 있습니다"</string>
+    <string name="home_gesture_intro_subtitle" msgid="2632238748497975326">"화면 하단에서 위로 스와이프합니다. 이 동작을 사용하면 언제든지 홈 화면으로 이동할 수 있습니다."</string>
     <string name="overview_gesture_feedback_swipe_too_far_from_edge" msgid="3032757898111577225">"화면 하단 가장자리에서 위로 스와이프하세요."</string>
     <string name="overview_gesture_feedback_home_detected" msgid="1411130969354020489">"창을 더 오래 누르고 있다가 손가락을 떼 보세요."</string>
     <string name="overview_gesture_feedback_wrong_swipe_direction" msgid="6725820500906747925">"위로 똑바르게 스와이프한 후 잠깐 멈추세요."</string>
diff --git a/quickstep/res/values-nl/strings.xml b/quickstep/res/values-nl/strings.xml
index f6841fa..96da966 100644
--- a/quickstep/res/values-nl/strings.xml
+++ b/quickstep/res/values-nl/strings.xml
@@ -56,7 +56,7 @@
     <string name="home_gesture_feedback_swipe_too_far_from_edge" msgid="1446774096007065298">"Swipe vanaf de onderrand van het scherm omhoog."</string>
     <string name="home_gesture_feedback_overview_detected" msgid="1557523944897393013">"Pauzeer niet voordat je loslaat."</string>
     <string name="home_gesture_feedback_wrong_swipe_direction" msgid="6993979358080825438">"Swipe recht omhoog."</string>
-    <string name="home_gesture_feedback_complete_with_follow_up" msgid="1427872029729605034">"Je weet nu hoe je teruggaat naar het startscherm. Ontdek als volgende hoe je kunt teruggaan."</string>
+    <string name="home_gesture_feedback_complete_with_follow_up" msgid="1427872029729605034">"Je weet nu hoe je weer naar het startscherm gaat. Ontdek als volgende hoe je weer teruggaat."</string>
     <string name="home_gesture_feedback_complete_without_follow_up" msgid="8049099486868933882">"Je weet nu hoe je teruggaat naar het startscherm."</string>
     <string name="home_gesture_intro_title" msgid="836590312858441830">"Swipe om naar het startscherm te gaan"</string>
     <string name="home_gesture_intro_subtitle" msgid="2632238748497975326">"Swipe omhoog vanaf de onderkant van het scherm. Met dit gebaar ga je altijd naar het startscherm."</string>
@@ -66,11 +66,11 @@
     <string name="overview_gesture_feedback_complete_with_follow_up" msgid="3544611727467765026">"Je weet nu hoe je gebaren gebruikt. Als je gebaren wilt uitzetten, kun je dat via Instellingen doen."</string>
     <string name="overview_gesture_feedback_complete_without_follow_up" msgid="3199486203448379152">"Je weet nu hoe je het gebaar Schakelen tussen apps maakt."</string>
     <string name="overview_gesture_intro_title" msgid="2902054412868489378">"Swipe om tussen apps te schakelen"</string>
-    <string name="overview_gesture_intro_subtitle" msgid="4968091015637850859">"Swipe omhoog vanaf de onderkant van het scherm, houd vast en laat los om tussen apps te wisselen."</string>
+    <string name="overview_gesture_intro_subtitle" msgid="4968091015637850859">"Swipe omhoog vanaf de onderkant van het scherm, houd vast en laat los om tussen apps te schakelen."</string>
     <string name="gesture_tutorial_confirm_title" msgid="6201516182040074092">"Klaar"</string>
     <string name="gesture_tutorial_action_button_label" msgid="6249846312991332122">"Klaar"</string>
     <string name="gesture_tutorial_action_button_label_settings" msgid="2923621047916486604">"Instellingen"</string>
-    <string name="gesture_tutorial_try_again" msgid="65962545858556697">"Opnieuw"</string>
+    <string name="gesture_tutorial_try_again" msgid="65962545858556697">"Probeer opnieuw"</string>
     <string name="gesture_tutorial_nice" msgid="2936275692616928280">"Dat gaat lekker."</string>
     <string name="gesture_tutorial_step" msgid="1279786122817620968">"Tutorial <xliff:g id="CURRENT">%1$d</xliff:g>/<xliff:g id="TOTAL">%2$d</xliff:g>"</string>
     <string name="allset_title" msgid="5021126669778966707">"Klaar"</string>
diff --git a/quickstep/res/values-zh-rCN/strings.xml b/quickstep/res/values-zh-rCN/strings.xml
index c7e0bb7..9e641de 100644
--- a/quickstep/res/values-zh-rCN/strings.xml
+++ b/quickstep/res/values-zh-rCN/strings.xml
@@ -49,20 +49,20 @@
     <string name="back_gesture_feedback_cancelled" msgid="3274382913290074496">"请从右侧或左侧边缘滑动到屏幕中间位置后再松开手指。"</string>
     <string name="back_gesture_feedback_complete_with_overview_follow_up" msgid="9176400654037014471">"您已了解如何使用“从右侧向左滑动”手势返回。接下来了解如何切换应用。"</string>
     <string name="back_gesture_feedback_complete_without_follow_up" msgid="6405649621667113830">"您完成了“返回”手势教程。"</string>
-    <string name="back_gesture_feedback_swipe_in_nav_bar" msgid="1148198467090405643">"滑动时，手的位置不要太靠近屏幕底部。"</string>
+    <string name="back_gesture_feedback_swipe_in_nav_bar" msgid="1148198467090405643">"请确保滑动时手的位置不要太靠近屏幕底部。"</string>
     <string name="back_gesture_tutorial_confirm_subtitle" msgid="5181305411668713250">"如要调节“返回”手势的灵敏度，请转到“设置”"</string>
     <string name="back_gesture_intro_title" msgid="19551256430224428">"滑动即可返回"</string>
     <string name="back_gesture_intro_subtitle" msgid="7912576483031802797">"如要返回上一个屏幕，请从左侧或右侧边缘滑动到屏幕中间位置。"</string>
-    <string name="home_gesture_feedback_swipe_too_far_from_edge" msgid="1446774096007065298">"请从屏幕底部边缘向上滑动。"</string>
-    <string name="home_gesture_feedback_overview_detected" msgid="1557523944897393013">"在松开手指前请勿停下来。"</string>
-    <string name="home_gesture_feedback_wrong_swipe_direction" msgid="6993979358080825438">"请向上滑动。"</string>
+    <string name="home_gesture_feedback_swipe_too_far_from_edge" msgid="1446774096007065298">"请确保从屏幕底部边缘向上滑动。"</string>
+    <string name="home_gesture_feedback_overview_detected" msgid="1557523944897393013">"松开手指前，请确保不要停下来。"</string>
+    <string name="home_gesture_feedback_wrong_swipe_direction" msgid="6993979358080825438">"请确保直接向上滑动。"</string>
     <string name="home_gesture_feedback_complete_with_follow_up" msgid="1427872029729605034">"您完成了“转到主屏幕”手势教程。接下来了解如何返回。"</string>
     <string name="home_gesture_feedback_complete_without_follow_up" msgid="8049099486868933882">"您完成了“转到主屏幕”手势教程。"</string>
     <string name="home_gesture_intro_title" msgid="836590312858441830">"上滑可转到主屏幕"</string>
     <string name="home_gesture_intro_subtitle" msgid="2632238748497975326">"从屏幕底部向上滑动。这个手势会一律将您转到主屏幕。"</string>
-    <string name="overview_gesture_feedback_swipe_too_far_from_edge" msgid="3032757898111577225">"请从屏幕底部边缘向上滑动。"</string>
+    <string name="overview_gesture_feedback_swipe_too_far_from_edge" msgid="3032757898111577225">"请确保从屏幕底部边缘向上滑动。"</string>
     <string name="overview_gesture_feedback_home_detected" msgid="1411130969354020489">"请尝试按住窗口较长时间，然后再松开手指。"</string>
-    <string name="overview_gesture_feedback_wrong_swipe_direction" msgid="6725820500906747925">"请向上滑动，然后停住。"</string>
+    <string name="overview_gesture_feedback_wrong_swipe_direction" msgid="6725820500906747925">"请确保直接向上滑动，然后停住。"</string>
     <string name="overview_gesture_feedback_complete_with_follow_up" msgid="3544611727467765026">"您已了解如何使用手势了。如要关闭手势，请转到“设置”。"</string>
     <string name="overview_gesture_feedback_complete_without_follow_up" msgid="3199486203448379152">"您完成了“切换应用”手势教程。"</string>
     <string name="overview_gesture_intro_title" msgid="2902054412868489378">"滑动即可切换应用"</string>
diff --git a/quickstep/res/values/dimens.xml b/quickstep/res/values/dimens.xml
index 4e97fbd..659ff9a 100644
--- a/quickstep/res/values/dimens.xml
+++ b/quickstep/res/values/dimens.xml
@@ -16,6 +16,8 @@
 
 <resources>
     <dimen name="task_thumbnail_icon_size">48dp</dimen>
+    <dimen name="task_thumbnail_icon_drawable_size">48dp</dimen>
+    <dimen name="task_thumbnail_icon_drawable_size_grid">32dp</dimen>
     <!-- For screens without rounded corners -->
     <dimen name="task_corner_radius_small">2dp</dimen>
     <!-- For Launchers that want to override the default dialog corner radius -->
diff --git a/quickstep/src/com/android/launcher3/statehandlers/DepthController.java b/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
index aba16c2..85daeff 100644
--- a/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
+++ b/quickstep/src/com/android/launcher3/statehandlers/DepthController.java
@@ -108,6 +108,13 @@
         }
     };
 
+    private final Runnable mOpaquenessListener = new Runnable() {
+        @Override
+        public void run() {
+            dispatchTransactionSurface(mDepth);
+        }
+    };
+
     private final Launcher mLauncher;
     /**
      * Blur radius when completely zoomed out, in pixels.
@@ -158,23 +165,28 @@
                     if (windowToken != null) {
                         mWallpaperManager.setWallpaperZoomOut(windowToken, mDepth);
                     }
-                    CrossWindowBlurListeners.getInstance().addListener(mLauncher.getMainExecutor(),
-                            mCrossWindowBlurListener);
+                    onAttached();
                 }
 
                 @Override
                 public void onViewDetachedFromWindow(View view) {
                     CrossWindowBlurListeners.getInstance().removeListener(mCrossWindowBlurListener);
+                    mLauncher.getScrimView().removeOpaquenessListener(mOpaquenessListener);
                 }
             };
             mLauncher.getRootView().addOnAttachStateChangeListener(mOnAttachListener);
             if (mLauncher.getRootView().isAttachedToWindow()) {
-                CrossWindowBlurListeners.getInstance().addListener(mLauncher.getMainExecutor(),
-                        mCrossWindowBlurListener);
+                onAttached();
             }
         }
     }
 
+    private void onAttached() {
+        CrossWindowBlurListeners.getInstance().addListener(mLauncher.getMainExecutor(),
+                mCrossWindowBlurListener);
+        mLauncher.getScrimView().addOpaquenessListener(mOpaquenessListener);
+    }
+
     /**
      * Sets if the underlying activity is started or not
      */
diff --git a/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java b/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
index b5c834d..56c28f0 100644
--- a/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
@@ -38,9 +38,9 @@
 import com.android.quickstep.RecentsAnimationCallbacks.RecentsAnimationListener;
 import com.android.quickstep.RecentsAnimationController;
 import com.android.quickstep.SystemUiProxy;
+import com.android.quickstep.views.RecentsView;
 import com.android.systemui.shared.recents.model.ThumbnailData;
 
-
 /**
  * A data source which integrates with a Launcher instance
  */
@@ -159,8 +159,7 @@
      *                 automatically reset once the recents animation finishes
      */
     public Animator createAnimToLauncher(@NonNull LauncherState toState,
-            @NonNull RecentsAnimationCallbacks callbacks,
-            long duration) {
+            @NonNull RecentsAnimationCallbacks callbacks, long duration) {
         TaskbarStashController stashController = mControllers.taskbarStashController;
         ObjectAnimator animator = mIconAlignmentForGestureState
                 .animateToValue(1)
@@ -180,31 +179,15 @@
                 stashController.animateToIsStashed(false, duration);
             }
         });
-        callbacks.addListener(new RecentsAnimationListener() {
-            @Override
-            public void onRecentsAnimationCanceled(ThumbnailData thumbnailData) {
-                endGestureStateOverride(true);
-            }
 
-            @Override
-            public void onRecentsAnimationFinished(RecentsAnimationController controller) {
-                endGestureStateOverride(!controller.getFinishTargetIsLauncher());
-            }
-
-            private void endGestureStateOverride(boolean finishedToApp) {
-                callbacks.removeListener(this);
-                mIsAnimatingToLauncherViaGesture = false;
-
-                mIconAlignmentForGestureState
-                        .animateToValue(0)
-                        .start();
-
-                if (finishedToApp) {
-                    // We only need this for the exiting live tile case.
-                    stashController.animateToIsStashed(stashController.isStashedInApp());
-                }
-            }
+        TaskBarRecentsAnimationListener listener = new TaskBarRecentsAnimationListener(callbacks);
+        callbacks.addListener(listener);
+        RecentsView recentsView = mLauncher.getOverviewPanel();
+        recentsView.setTaskLaunchListener(() -> {
+            listener.endGestureStateOverride(true);
+            callbacks.removeListener(listener);
         });
+
         return animator;
     }
 
@@ -249,4 +232,36 @@
         mIconAlphaForHome.setValue(isVisible ? 1 : 0);
         mLauncher.getHotseat().setIconsAlpha(isVisible ? 0f : 1f);
     }
+
+    private final class TaskBarRecentsAnimationListener implements RecentsAnimationListener {
+        private final RecentsAnimationCallbacks mCallbacks;
+
+        TaskBarRecentsAnimationListener(RecentsAnimationCallbacks callbacks) {
+            mCallbacks = callbacks;
+        }
+
+        @Override
+        public void onRecentsAnimationCanceled(ThumbnailData thumbnailData) {
+            endGestureStateOverride(true);
+        }
+
+        @Override
+        public void onRecentsAnimationFinished(RecentsAnimationController controller) {
+            endGestureStateOverride(!controller.getFinishTargetIsLauncher());
+        }
+
+        private void endGestureStateOverride(boolean finishedToApp) {
+            mCallbacks.removeListener(this);
+            mIsAnimatingToLauncherViaGesture = false;
+
+            mIconAlignmentForGestureState
+                    .animateToValue(0)
+                    .start();
+
+            TaskbarStashController controller = mControllers.taskbarStashController;
+            if (finishedToApp) {
+                controller.animateToIsStashed(controller.isStashedInApp());
+            }
+        }
+    }
 }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarNavButtonController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarNavButtonController.java
index dd7c403..6fbef9b 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarNavButtonController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarNavButtonController.java
@@ -18,7 +18,6 @@
 
 import static android.view.Display.DEFAULT_DISPLAY;
 
-import android.content.Intent;
 import android.view.inputmethod.InputMethodManager;
 
 import androidx.annotation.IntDef;
@@ -90,9 +89,7 @@
     }
 
     private void navigateHome() {
-        mService.startActivity(new Intent(Intent.ACTION_MAIN)
-                .addCategory(Intent.CATEGORY_HOME)
-                .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
+        mService.getOverviewCommandHelper().addCommand(OverviewCommandHelper.TYPE_HOME);
     }
 
     private void navigateToOverview() {
diff --git a/quickstep/src/com/android/launcher3/uioverrides/states/AllAppsState.java b/quickstep/src/com/android/launcher3/uioverrides/states/AllAppsState.java
index d822c8c..f8c9fd1 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/states/AllAppsState.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/states/AllAppsState.java
@@ -70,7 +70,9 @@
 
     @Override
     protected float getDepthUnchecked(Context context) {
-        return 1f;
+        // The scrim fades in at approximately 50% of the swipe gesture.
+        // This means that the depth should be greater than 1, in order to fully zoom out.
+        return 2f;
     }
 
     @Override
diff --git a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
index 6249e6a..42c89fd 100644
--- a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
+++ b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
@@ -1534,7 +1534,9 @@
         boolean wasVisible = mWasLauncherAlreadyVisible || mGestureStarted;
         mActivityInterface.onTransitionCancelled(wasVisible, mGestureState.getEndTarget());
 
-        TaskViewUtils.setDividerBarShown(mRecentsAnimationTargets.nonApps, true);
+        if (mRecentsAnimationTargets != null) {
+            TaskViewUtils.setDividerBarShown(mRecentsAnimationTargets.nonApps, true);
+        }
 
         // Leave the pending invisible flag, as it may be used by wallpaper open animation.
         if (mActivity != null) {
diff --git a/quickstep/src/com/android/quickstep/FallbackSwipeHandler.java b/quickstep/src/com/android/quickstep/FallbackSwipeHandler.java
index fd44e02..e2f198c 100644
--- a/quickstep/src/com/android/quickstep/FallbackSwipeHandler.java
+++ b/quickstep/src/com/android/quickstep/FallbackSwipeHandler.java
@@ -173,7 +173,9 @@
     @Override
     protected void notifyGestureAnimationStartToRecents() {
         if (mRunningOverHome) {
-            mRecentsView.onGestureAnimationStartOnHome(mGestureState.getRunningTask());
+            if (SysUINavigationMode.getMode(mContext).hasGestures) {
+                mRecentsView.onGestureAnimationStartOnHome(mGestureState.getRunningTask());
+            }
         } else {
             super.notifyGestureAnimationStartToRecents();
         }
diff --git a/quickstep/src/com/android/quickstep/OverviewCommandHelper.java b/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
index 5d1f908..8fb851c 100644
--- a/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
+++ b/quickstep/src/com/android/quickstep/OverviewCommandHelper.java
@@ -49,6 +49,7 @@
     public static final int TYPE_SHOW_NEXT_FOCUS = 2;
     public static final int TYPE_HIDE = 3;
     public static final int TYPE_TOGGLE = 4;
+    public static final int TYPE_HOME = 5;
 
     private static final String TRANSITION_NAME = "Transition:toOverview";
 
@@ -154,6 +155,10 @@
                 // already hidden
                 return true;
             }
+            if (cmd.type == TYPE_HOME) {
+                mService.startActivity(mOverviewComponentObserver.getHomeIntent());
+                return true;
+            }
         } else {
             switch (cmd.type) {
                 case TYPE_SHOW:
@@ -168,6 +173,9 @@
                 }
                 case TYPE_TOGGLE:
                     return launchTask(recents, getNextTask(recents), cmd);
+                case TYPE_HOME:
+                    recents.startHome();
+                    return true;
             }
         }
 
diff --git a/quickstep/src/com/android/quickstep/QuickstepTestInformationHandler.java b/quickstep/src/com/android/quickstep/QuickstepTestInformationHandler.java
index 39af0db..d531339 100644
--- a/quickstep/src/com/android/quickstep/QuickstepTestInformationHandler.java
+++ b/quickstep/src/com/android/quickstep/QuickstepTestInformationHandler.java
@@ -21,7 +21,7 @@
     }
 
     @Override
-    public Bundle call(String method) {
+    public Bundle call(String method, String arg) {
         final Bundle response = new Bundle();
         switch (method) {
             case TestProtocol.REQUEST_ALL_APPS_TO_OVERVIEW_SWIPE_HEIGHT: {
@@ -66,7 +66,7 @@
             }
         }
 
-        return super.call(method);
+        return super.call(method, arg);
     }
 
     @Override
diff --git a/quickstep/src/com/android/quickstep/TaskOverlayFactory.java b/quickstep/src/com/android/quickstep/TaskOverlayFactory.java
index 080533b..f49c9b0 100644
--- a/quickstep/src/com/android/quickstep/TaskOverlayFactory.java
+++ b/quickstep/src/com/android/quickstep/TaskOverlayFactory.java
@@ -183,6 +183,13 @@
         }
 
         /**
+         * Called when the current task's thumbnail has changed.
+         */
+        public void refreshActionVisibility(ThumbnailData thumbnail) {
+            getActionsView().updateDisabledFlags(DISABLED_NO_THUMBNAIL, thumbnail == null);
+        }
+
+        /**
          * End rendering live tile in Overview.
          *
          * @param callback callback to run, after switching to screenshot
diff --git a/quickstep/src/com/android/quickstep/logging/SettingsChangeLogger.java b/quickstep/src/com/android/quickstep/logging/SettingsChangeLogger.java
index 6bdc284..7ae0fc8 100644
--- a/quickstep/src/com/android/quickstep/logging/SettingsChangeLogger.java
+++ b/quickstep/src/com/android/quickstep/logging/SettingsChangeLogger.java
@@ -16,19 +16,15 @@
 
 package com.android.quickstep.logging;
 
-import static com.android.launcher3.InvariantDeviceProfile.KEY_MIGRATION_SRC_WORKSPACE_SIZE;
 import static com.android.launcher3.Utilities.getDevicePrefs;
 import static com.android.launcher3.Utilities.getPrefs;
-import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_2;
-import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_3;
-import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_4;
-import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_5;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_HOME_SCREEN_SUGGESTIONS_DISABLED;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_HOME_SCREEN_SUGGESTIONS_ENABLED;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_NOTIFICATION_DOT_DISABLED;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_NOTIFICATION_DOT_ENABLED;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_THEMED_ICON_DISABLED;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_THEMED_ICON_ENABLED;
+import static com.android.launcher3.model.DeviceGridState.KEY_WORKSPACE_SIZE;
 import static com.android.launcher3.model.QuickstepModelDelegate.LAST_PREDICTION_ENABLED_STATE;
 import static com.android.launcher3.util.SettingsCache.NOTIFICATION_BADGING_URI;
 import static com.android.launcher3.util.Themes.KEY_THEMED_ICONS;
@@ -43,11 +39,11 @@
 
 import com.android.launcher3.AutoInstallsLayout;
 import com.android.launcher3.R;
-import com.android.launcher3.Utilities;
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.logging.InstanceIdSequence;
 import com.android.launcher3.logging.StatsLogManager;
 import com.android.launcher3.logging.StatsLogManager.StatsLogger;
+import com.android.launcher3.model.DeviceGridState;
 import com.android.launcher3.util.SettingsCache;
 import com.android.quickstep.SysUINavigationMode;
 import com.android.quickstep.SysUINavigationMode.Mode;
@@ -135,7 +131,8 @@
     @Override
     public void onSharedPreferenceChanged(SharedPreferences prefs, String key) {
         if (LAST_PREDICTION_ENABLED_STATE.equals(key)
-                || KEY_MIGRATION_SRC_WORKSPACE_SIZE.equals(key)
+                || KEY_WORKSPACE_SIZE.equals(key)
+                || KEY_THEMED_ICONS.equals(key)
                 || mLoggablePrefs.containsKey(key)) {
             dispatchUserEvent();
         }
@@ -153,32 +150,13 @@
                 ? LAUNCHER_HOME_SCREEN_SUGGESTIONS_ENABLED
                 : LAUNCHER_HOME_SCREEN_SUGGESTIONS_DISABLED);
 
-        SharedPreferences prefs = getPrefs(mContext);
-        StatsLogManager.LauncherEvent gridSizeChangedEvent = null;
-        String workspaceSize = prefs.getString(KEY_MIGRATION_SRC_WORKSPACE_SIZE, null);
-        if (workspaceSize != null) {
-            switch (Utilities.parsePoint(workspaceSize).x) {
-                case 5:
-                    gridSizeChangedEvent = LAUNCHER_GRID_SIZE_5;
-                    break;
-                case 4:
-                    gridSizeChangedEvent = LAUNCHER_GRID_SIZE_4;
-                    break;
-                case 3:
-                    gridSizeChangedEvent = LAUNCHER_GRID_SIZE_3;
-                    break;
-                case 2:
-                    gridSizeChangedEvent = LAUNCHER_GRID_SIZE_2;
-                    break;
-                default:
-                    // Ignore illegal input.
-                    break;
-            }
-        }
+        StatsLogManager.LauncherEvent gridSizeChangedEvent =
+                new DeviceGridState(mContext).getWorkspaceSizeEvent();
         if (gridSizeChangedEvent != null) {
             logger.log(gridSizeChangedEvent);
         }
 
+        SharedPreferences prefs = getPrefs(mContext);
         if (FeatureFlags.ENABLE_THEMED_ICONS.get()) {
             logger.log(prefs.getBoolean(KEY_THEMED_ICONS, false)
                     ? LAUNCHER_THEMED_ICON_ENABLED
diff --git a/quickstep/src/com/android/quickstep/util/AnimatorControllerWithResistance.java b/quickstep/src/com/android/quickstep/util/AnimatorControllerWithResistance.java
index f1b4e3d..baca76c 100644
--- a/quickstep/src/com/android/quickstep/util/AnimatorControllerWithResistance.java
+++ b/quickstep/src/com/android/quickstep/util/AnimatorControllerWithResistance.java
@@ -48,15 +48,16 @@
 public class AnimatorControllerWithResistance {
 
     private enum RecentsResistanceParams {
-        FROM_APP(0.75f, 0.5f, 1f),
-        FROM_APP_TABLET(0.9f, 0.75f, 1f),
-        FROM_OVERVIEW(1f, 0.75f, 0.5f);
+        FROM_APP(0.75f, 0.5f, 1f, false),
+        FROM_APP_TABLET(1f, 0.7f, 1f, true),
+        FROM_OVERVIEW(1f, 0.75f, 0.5f, false);
 
         RecentsResistanceParams(float scaleStartResist, float scaleMaxResist,
-                float translationFactor) {
+                float translationFactor, boolean stopScalingAtTop) {
             this.scaleStartResist = scaleStartResist;
             this.scaleMaxResist = scaleMaxResist;
             this.translationFactor = translationFactor;
+            this.stopScalingAtTop = stopScalingAtTop;
         }
 
         /**
@@ -74,6 +75,12 @@
          * where 0 will keep it centered and 1 will have it barely touch the top of the screen.
          */
         public final float translationFactor;
+
+        /**
+         * Whether to end scaling effect when the scaled down version of TaskView's top reaches the
+         * non-scaled version of TaskView's top.
+         */
+        public final boolean stopScalingAtTop;
     }
 
     private static final TimeInterpolator RECENTS_SCALE_RESIST_INTERPOLATOR = DEACCEL;
@@ -161,26 +168,6 @@
         PointF pivot = new PointF();
         float fullscreenScale = params.recentsOrientedState.getFullScreenScaleAndPivot(
                 startRect, params.dp, pivot);
-        float prevScaleRate = (fullscreenScale - params.startScale)
-                / (params.dp.heightPx - startRect.bottom);
-        // This is what the scale would be at the end of the drag if we didn't apply resistance.
-        float endScale = params.startScale - prevScaleRate * distanceToCover;
-        // Create an interpolator that resists the scale so the scale doesn't get smaller than
-        // RECENTS_SCALE_MAX_RESIST.
-        float startResist = Utilities.getProgress(params.resistanceParams.scaleStartResist,
-                params.startScale, endScale);
-        float maxResist = Utilities.getProgress(params.resistanceParams.scaleMaxResist,
-                params.startScale, endScale);
-        final TimeInterpolator scaleInterpolator = t -> {
-            if (t < startResist) {
-                return t;
-            }
-            float resistProgress = Utilities.getProgress(t, startResist, 1);
-            resistProgress = RECENTS_SCALE_RESIST_INTERPOLATOR.getInterpolation(resistProgress);
-            return startResist + resistProgress * (maxResist - startResist);
-        };
-        resistAnim.addFloat(params.scaleTarget, params.scaleProperty, params.startScale, endScale,
-                scaleInterpolator);
 
         // Compute where the task view would be based on the end scale.
         RectF endRectF = new RectF(startRect);
@@ -195,6 +182,32 @@
         resistAnim.addFloat(params.translationTarget, params.translationProperty,
                 params.startTranslation, endTranslation, RECENTS_TRANSLATE_RESIST_INTERPOLATOR);
 
+        float prevScaleRate = (fullscreenScale - params.startScale)
+                / (params.dp.heightPx - startRect.bottom);
+        // This is what the scale would be at the end of the drag if we didn't apply resistance.
+        float endScale = params.startScale - prevScaleRate * distanceToCover;
+        // Create an interpolator that resists the scale so the scale doesn't get smaller than
+        // RECENTS_SCALE_MAX_RESIST.
+        float startResist = Utilities.getProgress(params.resistanceParams.scaleStartResist,
+                params.startScale, endScale);
+        float maxResist = Utilities.getProgress(params.resistanceParams.scaleMaxResist,
+                params.startScale, endScale);
+        float stopResist =
+                params.resistanceParams.stopScalingAtTop ? 1f - startRect.top / endRectF.top : 1f;
+        final TimeInterpolator scaleInterpolator = t -> {
+            if (t < startResist) {
+                return t;
+            }
+            if (t > stopResist) {
+                return maxResist;
+            }
+            float resistProgress = Utilities.getProgress(t, startResist, stopResist);
+            resistProgress = RECENTS_SCALE_RESIST_INTERPOLATOR.getInterpolation(resistProgress);
+            return startResist + resistProgress * (maxResist - startResist);
+        };
+        resistAnim.addFloat(params.scaleTarget, params.scaleProperty, params.startScale, endScale,
+                scaleInterpolator);
+
         return resistAnim;
     }
 
diff --git a/quickstep/src/com/android/quickstep/util/MotionPauseDetector.java b/quickstep/src/com/android/quickstep/util/MotionPauseDetector.java
index 1ed2da3..65be624 100644
--- a/quickstep/src/com/android/quickstep/util/MotionPauseDetector.java
+++ b/quickstep/src/com/android/quickstep/util/MotionPauseDetector.java
@@ -17,12 +17,14 @@
 
 import android.content.Context;
 import android.content.res.Resources;
+import android.util.Log;
 import android.view.MotionEvent;
 import android.view.VelocityTracker;
 
 import com.android.launcher3.Alarm;
 import com.android.launcher3.R;
 import com.android.launcher3.compat.AccessibilityManagerCompat;
+import com.android.launcher3.testing.TestProtocol;
 
 /**
  * Given positions along x- or y-axis, tracks velocity and acceleration and determines when there is
@@ -84,7 +86,12 @@
         mSpeedSomewhatFast = res.getDimension(R.dimen.motion_pause_detector_speed_somewhat_fast);
         mSpeedFast = res.getDimension(R.dimen.motion_pause_detector_speed_fast);
         mForcePauseTimeout = new Alarm();
-        mForcePauseTimeout.setOnAlarmListener(alarm -> updatePaused(true /* isPaused */));
+        mForcePauseTimeout.setOnAlarmListener(alarm -> {
+            if (TestProtocol.sDebugTracing) {
+                Log.d(TestProtocol.MOTION_PAUSE_TIMEOUT, "onAlarm");
+            }
+            updatePaused(true /* isPaused */);
+        });
         mMakePauseHarderToTrigger = makePauseHarderToTrigger;
         mVelocityProvider = new SystemVelocityProvider(axis);
     }
@@ -118,9 +125,13 @@
      * @param pointerIndex Index for the pointer being tracked in the motion event
      */
     public void addPosition(MotionEvent ev, int pointerIndex) {
-        mForcePauseTimeout.setAlarm(mMakePauseHarderToTrigger
-                ? HARDER_TRIGGER_TIMEOUT
-                : FORCE_PAUSE_TIMEOUT);
+        long timeoutMs = TestProtocol.sForcePauseTimeout != null
+                ? TestProtocol.sForcePauseTimeout
+                : mMakePauseHarderToTrigger ? HARDER_TRIGGER_TIMEOUT : FORCE_PAUSE_TIMEOUT;
+        if (TestProtocol.sDebugTracing) {
+            Log.d(TestProtocol.MOTION_PAUSE_TIMEOUT, "setAlarm: " + timeoutMs);
+        }
+        mForcePauseTimeout.setAlarm(timeoutMs);
         float newVelocity = mVelocityProvider.addMotionEvent(ev, ev.getPointerId(pointerIndex));
         if (mPreviousVelocity != null) {
             checkMotionPaused(newVelocity, mPreviousVelocity, ev.getEventTime());
@@ -161,6 +172,9 @@
                 }
             }
         }
+        if (TestProtocol.sDebugTracing) {
+            Log.d(TestProtocol.MOTION_PAUSE_TIMEOUT, "checkMotionPaused: " + isPaused);
+        }
         updatePaused(isPaused);
     }
 
diff --git a/quickstep/src/com/android/quickstep/views/IconView.java b/quickstep/src/com/android/quickstep/views/IconView.java
index 5b0ade0..813e653 100644
--- a/quickstep/src/com/android/quickstep/views/IconView.java
+++ b/quickstep/src/com/android/quickstep/views/IconView.java
@@ -17,8 +17,10 @@
 
 import android.content.Context;
 import android.graphics.Canvas;
+import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
 import android.util.AttributeSet;
+import android.view.Gravity;
 import android.view.View;
 
 import com.android.launcher3.Utilities;
@@ -30,6 +32,7 @@
 public class IconView extends View {
 
     private Drawable mDrawable;
+    private int mDrawableWidth, mDrawableHeight;
 
     public IconView(Context context) {
         super(context);
@@ -50,11 +53,29 @@
         mDrawable = d;
         if (mDrawable != null) {
             mDrawable.setCallback(this);
-            mDrawable.setBounds(0, 0, getWidth(), getHeight());
+            setDrawableSizeInternal(getWidth(), getHeight());
         }
         invalidate();
     }
 
+    /**
+     * Sets the size of the icon drawable.
+     */
+    public void setDrawableSize(int iconWidth, int iconHeight) {
+        mDrawableWidth = iconWidth;
+        mDrawableHeight = iconHeight;
+        if (mDrawable != null) {
+            setDrawableSizeInternal(getWidth(), getHeight());
+        }
+    }
+
+    private void setDrawableSizeInternal(int selfWidth, int selfHeight) {
+        Rect selfRect = new Rect(0, 0, selfWidth, selfHeight);
+        Rect drawableRect = new Rect();
+        Gravity.apply(Gravity.CENTER, mDrawableWidth, mDrawableHeight, selfRect, drawableRect);
+        mDrawable.setBounds(drawableRect);
+    }
+
     public Drawable getDrawable() {
         return mDrawable;
     }
@@ -63,7 +84,7 @@
     protected void onSizeChanged(int w, int h, int oldw, int oldh) {
         super.onSizeChanged(w, h, oldw, oldh);
         if (mDrawable != null) {
-            mDrawable.setBounds(0, 0, w, h);
+            setDrawableSizeInternal(w, h);
         }
     }
 
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index b077ca6..3aed7cc 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -42,6 +42,7 @@
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_TASK_DISMISS_SWIPE_UP;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_TASK_LAUNCH_SWIPE_DOWN;
 import static com.android.launcher3.statehandlers.DepthController.DEPTH;
+import static com.android.launcher3.testing.TestProtocol.TASK_VIEW_ID_CRASH;
 import static com.android.launcher3.touch.PagedOrientationHandler.CANVAS_TRANSLATE;
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
@@ -82,6 +83,7 @@
 import android.text.TextPaint;
 import android.util.AttributeSet;
 import android.util.FloatProperty;
+import android.util.Log;
 import android.util.SparseBooleanArray;
 import android.view.HapticFeedbackConstants;
 import android.view.KeyEvent;
@@ -600,6 +602,7 @@
             };
 
     private RunnableList mSideTaskLaunchCallback;
+    private TaskLaunchListener mTaskLaunchListener;
 
     public RecentsView(Context context, AttributeSet attrs, int defStyleAttr,
             BaseActivityInterface sizeStrategy) {
@@ -880,6 +883,21 @@
         mSideTaskLaunchCallback.add(callback::executeAllAndDestroy);
     }
 
+    /**
+     * This is a one-time callback when touching in live tile mode. It's reset to null right
+     * after it's called.
+     */
+    public void setTaskLaunchListener(TaskLaunchListener taskLaunchListener) {
+        mTaskLaunchListener = taskLaunchListener;
+    }
+
+    public void onTaskLaunchedInLiveTileMode() {
+        if (mTaskLaunchListener != null) {
+            mTaskLaunchListener.onTaskLaunched();
+            mTaskLaunchListener = null;
+        }
+    }
+
     private void executeSideTaskLaunchCallback() {
         if (mSideTaskLaunchCallback != null) {
             mSideTaskLaunchCallback.executeAllAndDestroy();
@@ -1170,7 +1188,7 @@
         mMovingTaskView = focusedTaskView;
         removeView(focusedTaskView);
         mMovingTaskView = null;
-        focusedTaskView.onRecycle();
+        focusedTaskView.resetPersistentViewTransforms();
         addView(focusedTaskView, mTaskViewStartIndex);
         setCurrentPage(mTaskViewStartIndex);
 
@@ -1222,6 +1240,9 @@
         // TODO set these type to array and check all taskIDs? Maybe we can get away w/ only one
         int runningTaskId = getTaskIdsForTaskViewId(mRunningTaskViewId)[0];
         int focusedTaskId = getTaskIdsForTaskViewId(mFocusedTaskViewId)[0];
+        Log.d(TASK_VIEW_ID_CRASH, "runningTaskId beforeBind: " + runningTaskId
+                + " runningTaskViewId: " + mRunningTaskViewId
+                + " forTaskView: " + getTaskViewFromTaskViewId(mRunningTaskViewId));
 
         // Rebind and reset all task views
         for (int i = requiredTaskCount - 1; i >= 0; i--) {
@@ -1246,6 +1267,18 @@
             // Update mRunningTaskViewId to be the new TaskView that was assigned by binding
             // the full list of tasks to taskViews
             newRunningTaskView = getTaskViewByTaskId(runningTaskId);
+            if (newRunningTaskView == null) {
+                StringBuilder sb = new StringBuilder();
+                for (int i = requiredTaskCount - 1; i >= 0; i--) {
+                    final int pageIndex = requiredTaskCount - i - 1 + mTaskViewStartIndex;
+                    final TaskView taskView = (TaskView) getChildAt(pageIndex);
+                    int taskViewId = taskView.getTaskViewId();
+                    sb.append(" taskViewId: " + taskViewId
+                            + " taskId: " + getTaskIdsForTaskViewId(taskViewId)[0]
+                            + " for taskView: " + taskView + "\n");
+                }
+                Log.d(TASK_VIEW_ID_CRASH, sb.toString());
+            }
             mRunningTaskViewId = newRunningTaskView.getTaskViewId();
         }
 
@@ -4193,4 +4226,8 @@
         // Set locus context is a binder call, don't want it to happen during a transition
         UI_HELPER_EXECUTOR.post(() -> mActivity.setLocusContext(id, Bundle.EMPTY));
     }
+
+    public interface TaskLaunchListener {
+        void onTaskLaunched();
+    }
 }
diff --git a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
index 320ea09..35e21ad 100644
--- a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
@@ -162,7 +162,9 @@
             mBitmapShader = new BitmapShader(bm, Shader.TileMode.CLAMP, Shader.TileMode.CLAMP);
             mPaint.setShader(mBitmapShader);
             updateThumbnailMatrix();
-            refreshOverlay();
+            if (mOverlayEnabled) {
+                getTaskOverlay().refreshActionVisibility(mThumbnailData);
+            }
         } else {
             mBitmapShader = null;
             mThumbnailData = null;
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index ec08280..2c33b6d 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -584,6 +584,7 @@
                 }
             });
             anim.start();
+            recentsView.onTaskLaunchedInLiveTileMode();
         } else {
             launchTaskAnimated();
         }
@@ -614,12 +615,14 @@
             ActivityOptionsWrapper opts =  mActivity.getActivityLaunchOptions(this, null);
             if (ActivityManagerWrapper.getInstance()
                     .startActivityFromRecents(mTask.key, opts.options)) {
-                if (ENABLE_QUICKSTEP_LIVE_TILE.get() &&
-                        getRecentsView().getRunningTaskViewId() != -1) {
+                RecentsView recentsView = getRecentsView();
+                if (ENABLE_QUICKSTEP_LIVE_TILE.get() && recentsView.getRunningTaskViewId() != -1) {
+                    recentsView.onTaskLaunchedInLiveTileMode();
+
                     // Return a fresh callback in the live tile case, so that it's not accidentally
                     // triggered by QuickstepTransitionManager.AppLaunchAnimationRunner.
                     RunnableList callbackList = new RunnableList();
-                    getRecentsView().addSideTaskLaunchCallback(callbackList);
+                    recentsView.addSideTaskLaunchCallback(callbackList);
                     return callbackList;
                 }
                 return opts.onEndCallback;
@@ -871,6 +874,12 @@
         setIconAndDimTransitionProgress(iconScale, invert);
     }
 
+    protected void resetPersistentViewTransforms() {
+        mNonGridTranslationX = mNonGridTranslationY =
+                mGridTranslationX = mGridTranslationY = mBoxTranslationY = 0f;
+        resetViewTransforms();
+    }
+
     protected void resetViewTransforms() {
         // fullscreenTranslation and accumulatedTranslation should not be reset, as
         // resetViewTransforms is called during Quickswitch scrolling.
@@ -894,9 +903,7 @@
 
     @Override
     public void onRecycle() {
-        mNonGridTranslationX = mNonGridTranslationY =
-                mGridTranslationX = mGridTranslationY = mBoxTranslationY = 0f;
-        resetViewTransforms();
+        resetPersistentViewTransforms();
         // Clear any references to the thumbnail (it will be re-read either from the cache or the
         // system on next bind)
         mSnapshotView.setThumbnail(mTask, null);
@@ -1353,9 +1360,10 @@
         float boxTranslationY;
         int expectedWidth;
         int expectedHeight;
-        if (mActivity.getDeviceProfile().overviewShowAsGrid) {
-            final int thumbnailPadding =
-                    mActivity.getDeviceProfile().overviewTaskThumbnailTopMarginPx;
+        int iconDrawableSize;
+        DeviceProfile deviceProfile = mActivity.getDeviceProfile();
+        if (deviceProfile.overviewShowAsGrid) {
+            final int thumbnailPadding = deviceProfile.overviewTaskThumbnailTopMarginPx;
             final Rect lastComputedTaskSize = getRecentsView().getLastComputedTaskSize();
             final int taskWidth = lastComputedTaskSize.width();
             final int taskHeight = lastComputedTaskSize.height();
@@ -1368,11 +1376,13 @@
                 // that is associated with the original orientation of the focused task.
                 boxWidth = taskWidth;
                 boxHeight = taskHeight;
+                iconDrawableSize = deviceProfile.overviewTaskIconDrawableSizePx;
             } else {
                 // Otherwise task is in grid, and should use lastComputedGridTaskSize.
                 Rect lastComputedGridTaskSize = getRecentsView().getLastComputedGridTaskSize();
                 boxWidth = lastComputedGridTaskSize.width();
                 boxHeight = lastComputedGridTaskSize.height();
+                iconDrawableSize = deviceProfile.overviewTaskIconDrawableSizeGridPx;
             }
 
             // Bound width/height to the box size.
@@ -1389,6 +1399,7 @@
             boxTranslationY = 0f;
             expectedWidth = ViewGroup.LayoutParams.MATCH_PARENT;
             expectedHeight = ViewGroup.LayoutParams.MATCH_PARENT;
+            iconDrawableSize = deviceProfile.overviewTaskIconDrawableSizePx;
         }
 
         setNonGridScale(nonGridScale);
@@ -1398,6 +1409,7 @@
             params.height = expectedHeight;
             setLayoutParams(params);
         }
+        mIconView.setDrawableSize(iconDrawableSize, iconDrawableSize);
     }
 
     private float getGridTrans(float endTranslation) {
diff --git a/res/values-it/strings.xml b/res/values-it/strings.xml
index aee2c73..71a3403 100644
--- a/res/values-it/strings.xml
+++ b/res/values-it/strings.xml
@@ -85,7 +85,7 @@
     <string name="permdesc_write_settings" msgid="5440712911516509985">"Consente all\'app di modificare le impostazioni e le scorciatoie in Home."</string>
     <string name="msg_no_phone_permission" msgid="9208659281529857371">"L\'app <xliff:g id="APP_NAME">%1$s</xliff:g> non è autorizzata a effettuare telefonate"</string>
     <string name="gadget_error_text" msgid="740356548025791839">"Impossibile caricare il widget"</string>
-    <string name="gadget_setup_text" msgid="1745356155479272374">"Tocca per completare la configurazione"</string>
+    <string name="gadget_setup_text" msgid="1745356155479272374">"Tocca e completa configurazione"</string>
     <string name="uninstall_system_app_text" msgid="4172046090762920660">"Questa è un\'app di sistema e non può essere disinstallata."</string>
     <string name="folder_hint_text" msgid="5174843001373488816">"Modifica nome"</string>
     <string name="disabled_app_label" msgid="6673129024321402780">"App <xliff:g id="APP_NAME">%1$s</xliff:g> disattivata"</string>
diff --git a/res/values-te/strings.xml b/res/values-te/strings.xml
index 80a6f10..6893888 100644
--- a/res/values-te/strings.xml
+++ b/res/values-te/strings.xml
@@ -68,7 +68,7 @@
     <string name="long_accessible_way_to_add_shortcut" msgid="2199537273817090740">"షార్ట్‌కట్‌ను తరలించడానికి లేదా అనుకూల చర్యలను ఉపయోగించడానికి రెండుసార్లు నొక్కండి &amp; హోల్డ్ చేయండి."</string>
     <string name="out_of_space" msgid="6692471482459245734">"ఈ మొదటి స్క్రీన్‌లో స్థలం లేదు"</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"ఇష్టమైనవి ట్రేలో ఖాళీ లేదు"</string>
-    <string name="all_apps_button_label" msgid="8130441508702294465">"అనువర్తనాల జాబితా"</string>
+    <string name="all_apps_button_label" msgid="8130441508702294465">"యాప్‌ల జాబితా"</string>
     <string name="all_apps_button_personal_label" msgid="1315764287305224468">"వ్యక్తిగత యాప్‌ల జాబితా"</string>
     <string name="all_apps_button_work_label" msgid="7270707118948892488">"కార్యాలయ యాప్‌ల జాబితా"</string>
     <string name="remove_drop_target_label" msgid="7812859488053230776">"తీసివేయి"</string>
@@ -83,7 +83,7 @@
     <string name="permdesc_read_settings" msgid="5833423719057558387">"హోమ్‌లో సెట్టింగ్‌లు మరియు సత్వరమార్గాలను చదవడానికి యాప్‌ను అనుమతిస్తుంది."</string>
     <string name="permlab_write_settings" msgid="3574213698004620587">"హోమ్ సెట్టింగ్‌లు మరియు సత్వరమార్గాలను వ్రాయడం"</string>
     <string name="permdesc_write_settings" msgid="5440712911516509985">"హోమ్‌లో సెట్టింగ్‌లు మరియు సత్వరమార్గాలను మార్చడానికి యాప్‌ను అనుమతిస్తుంది."</string>
-    <string name="msg_no_phone_permission" msgid="9208659281529857371">"ఫోన్ కాల్‌లను చేసేందుకు <xliff:g id="APP_NAME">%1$s</xliff:g>కి అనుమతి లేదు"</string>
+    <string name="msg_no_phone_permission" msgid="9208659281529857371">"ఫోన్ కాల్స్‌ను చేసేందుకు <xliff:g id="APP_NAME">%1$s</xliff:g>కి అనుమతి లేదు"</string>
     <string name="gadget_error_text" msgid="740356548025791839">"విడ్జెట్‌ను లోడ్ చేయడం సాధ్యం కాలేదు"</string>
     <string name="gadget_setup_text" msgid="1745356155479272374">"సెటప్‌ను పూర్తి చేయడానికి ట్యాప్ చేయండి"</string>
     <string name="uninstall_system_app_text" msgid="4172046090762920660">"ఇది సిస్టమ్ యాప్ మరియు దీన్ని అన్‌ఇన్‌స్టాల్ చేయడం సాధ్యపడదు."</string>
diff --git a/res/values-v31/colors.xml b/res/values-v31/colors.xml
index c2ebeff..55cedf4 100644
--- a/res/values-v31/colors.xml
+++ b/res/values-v31/colors.xml
@@ -41,6 +41,8 @@
     <color name="wallpaper_popup_scrim">@android:color/system_neutral1_900</color>
 
     <color name="folder_dot_color">@android:color/system_accent2_50</color>
+    <color name="folder_pagination_color_light">@android:color/system_accent1_600</color>
+    <color name="folder_pagination_color_dark">@android:color/system_accent2_100</color>
 
     <color name="home_settings_header_accent">@android:color/system_accent1_600</color>
     <color name="home_settings_header_collapsed">@android:color/system_neutral1_100</color>
diff --git a/res/values/attrs.xml b/res/values/attrs.xml
index 00cf31c..c05016d 100644
--- a/res/values/attrs.xml
+++ b/res/values/attrs.xml
@@ -42,6 +42,7 @@
     <attr name="popupNotificationDotColor" format="color" />
 
     <attr name="folderDotColor" format="color" />
+    <attr name="folderPaginationColor" format="color" />
     <attr name="folderFillColor" format="color" />
     <attr name="folderIconRadius" format="float" />
     <attr name="folderIconBorderColor" format="color" />
diff --git a/res/values/colors.xml b/res/values/colors.xml
index 1b68fb6..cc5c5a3 100644
--- a/res/values/colors.xml
+++ b/res/values/colors.xml
@@ -73,6 +73,8 @@
     <color name="folder_background_dark">#464746</color>
 
     <color name="folder_dot_color">?attr/colorPrimary</color>
+    <color name="folder_pagination_color_light">#ff006c5f</color>
+    <color name="folder_pagination_color_dark">#ffbfebe3</color>
 
     <color name="text_color_primary_dark">#FFFFFFFF</color>
     <color name="text_color_secondary_dark">#FFFFFFFF</color>
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index 838d0ec..da37250 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -324,7 +324,8 @@
 
 <!-- Overview placeholder to compile in Launcer3 without Quickstep -->
     <dimen name="task_thumbnail_icon_size">0dp</dimen>
-    <dimen name="task_thumbnail_icon_size_grid">0dp</dimen>
+    <dimen name="task_thumbnail_icon_drawable_size">0dp</dimen>
+    <dimen name="task_thumbnail_icon_drawable_size_grid">0dp</dimen>
     <dimen name="overview_task_margin">0dp</dimen>
     <dimen name="overview_task_margin_grid">0dp</dimen>
     <dimen name="overview_actions_margin_gesture">0dp</dimen>
diff --git a/res/values/styles.xml b/res/values/styles.xml
index b7661b9..8ad4fcd 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -50,6 +50,7 @@
         <item name="workspaceStatusBarScrim">@drawable/workspace_bg</item>
         <item name="widgetsTheme">@style/WidgetContainerTheme</item>
         <item name="folderDotColor">@color/folder_dot_color</item>
+        <item name="folderPaginationColor">@color/folder_pagination_color_light</item>
         <item name="folderFillColor">@color/folder_background_light</item>
         <item name="folderIconBorderColor">?android:attr/colorPrimary</item>
         <item name="folderTextColor">@color/workspace_text_color_dark</item>
@@ -108,6 +109,7 @@
         <item name="popupShadeThird">@color/popup_shade_third_dark</item>
         <item name="widgetsTheme">@style/WidgetContainerTheme.Dark</item>
         <item name="folderDotColor">@color/folder_dot_color</item>
+        <item name="folderPaginationColor">@color/folder_pagination_color_dark</item>
         <item name="folderFillColor">@color/folder_background_dark</item>
         <item name="folderIconBorderColor">?android:attr/colorPrimary</item>
         <item name="folderTextColor">@color/workspace_text_color_light</item>
diff --git a/robolectric_tests/src/com/android/launcher3/model/BackupRestoreTest.java b/robolectric_tests/src/com/android/launcher3/model/BackupRestoreTest.java
index 34a8025..a397db5 100644
--- a/robolectric_tests/src/com/android/launcher3/model/BackupRestoreTest.java
+++ b/robolectric_tests/src/com/android/launcher3/model/BackupRestoreTest.java
@@ -76,7 +76,7 @@
         setupUserManager();
         setupBackupManager();
         mModelHelper = new LauncherModelHelper();
-        RestoreDbTask.setPending(RuntimeEnvironment.application, true);
+        RestoreDbTask.setPending(RuntimeEnvironment.application);
         mDb = mModelHelper.provider.getDb();
         mIdp = InvariantDeviceProfile.INSTANCE.get(RuntimeEnvironment.application);
     }
diff --git a/robolectric_tests/src/com/android/launcher3/model/GridSizeMigrationTaskV2Test.java b/robolectric_tests/src/com/android/launcher3/model/GridSizeMigrationTaskV2Test.java
index d2051e0..87b0887 100644
--- a/robolectric_tests/src/com/android/launcher3/model/GridSizeMigrationTaskV2Test.java
+++ b/robolectric_tests/src/com/android/launcher3/model/GridSizeMigrationTaskV2Test.java
@@ -124,11 +124,9 @@
         mIdp.numColumns = 4;
         mIdp.numRows = 4;
         GridSizeMigrationTaskV2.DbReader srcReader = new GridSizeMigrationTaskV2.DbReader(mDb,
-                LauncherSettings.Favorites.TMP_TABLE, mContext, mValidPackages,
-                srcHotseatItems.length);
+                LauncherSettings.Favorites.TMP_TABLE, mContext, mValidPackages);
         GridSizeMigrationTaskV2.DbReader destReader = new GridSizeMigrationTaskV2.DbReader(mDb,
-                LauncherSettings.Favorites.TABLE_NAME, mContext, mValidPackages,
-                mIdp.numDatabaseHotseatIcons);
+                LauncherSettings.Favorites.TABLE_NAME, mContext, mValidPackages);
         GridSizeMigrationTaskV2 task = new GridSizeMigrationTaskV2(mContext, mDb, srcReader,
                 destReader, mIdp.numDatabaseHotseatIcons, new Point(mIdp.numColumns, mIdp.numRows));
         task.migrate(mIdp);
@@ -204,11 +202,9 @@
         mIdp.numColumns = 4;
         mIdp.numRows = 4;
         GridSizeMigrationTaskV2.DbReader srcReader = new GridSizeMigrationTaskV2.DbReader(mDb,
-                LauncherSettings.Favorites.TMP_TABLE, mContext, mValidPackages,
-                numSrcDatabaseHotseatIcons);
+                LauncherSettings.Favorites.TMP_TABLE, mContext, mValidPackages);
         GridSizeMigrationTaskV2.DbReader destReader = new GridSizeMigrationTaskV2.DbReader(mDb,
-                LauncherSettings.Favorites.TABLE_NAME, mContext, mValidPackages,
-                mIdp.numDatabaseHotseatIcons);
+                LauncherSettings.Favorites.TABLE_NAME, mContext, mValidPackages);
         GridSizeMigrationTaskV2 task = new GridSizeMigrationTaskV2(mContext, mDb, srcReader,
                 destReader, mIdp.numDatabaseHotseatIcons, new Point(mIdp.numColumns, mIdp.numRows));
         task.migrate(mIdp);
@@ -247,16 +243,13 @@
                 mModelHelper.addItem(APP_ICON, 5, HOTSEAT, 0, 0, testPackage5, 5, TMP_CONTENT_URI),
         };
 
-        int numSrcDatabaseHotseatIcons = srcHotseatItems.length;
         mIdp.numDatabaseHotseatIcons = 4;
         mIdp.numColumns = 4;
         mIdp.numRows = 4;
         GridSizeMigrationTaskV2.DbReader srcReader = new GridSizeMigrationTaskV2.DbReader(mDb,
-                LauncherSettings.Favorites.TMP_TABLE, mContext, mValidPackages,
-                numSrcDatabaseHotseatIcons);
+                LauncherSettings.Favorites.TMP_TABLE, mContext, mValidPackages);
         GridSizeMigrationTaskV2.DbReader destReader = new GridSizeMigrationTaskV2.DbReader(mDb,
-                LauncherSettings.Favorites.TABLE_NAME, mContext, mValidPackages,
-                mIdp.numDatabaseHotseatIcons);
+                LauncherSettings.Favorites.TABLE_NAME, mContext, mValidPackages);
         GridSizeMigrationTaskV2 task = new GridSizeMigrationTaskV2(mContext, mDb, srcReader,
                 destReader, mIdp.numDatabaseHotseatIcons, new Point(mIdp.numColumns, mIdp.numRows));
         task.migrate(mIdp);
diff --git a/src/com/android/launcher3/BubbleTextView.java b/src/com/android/launcher3/BubbleTextView.java
index a90fda2..353e52b 100644
--- a/src/com/android/launcher3/BubbleTextView.java
+++ b/src/com/android/launcher3/BubbleTextView.java
@@ -323,7 +323,8 @@
 
     @UiThread
     protected void applyIconAndLabel(ItemInfoWithIcon info) {
-        boolean useTheme = mDisplay == DISPLAY_WORKSPACE || mDisplay == DISPLAY_FOLDER;
+        boolean useTheme = mDisplay == DISPLAY_WORKSPACE || mDisplay == DISPLAY_FOLDER
+                || mDisplay == DISPLAY_TASKBAR;
         FastBitmapDrawable iconDrawable = info.newIcon(getContext(), useTheme);
         mDotParams.color = IconPalette.getMutedColor(iconDrawable.getIconColor(), 0.54f);
 
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index d2d00c8..7acec1f 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -184,6 +184,8 @@
     public final boolean overviewShowAsGrid;
     public int overviewTaskMarginPx;
     public int overviewTaskIconSizePx;
+    public int overviewTaskIconDrawableSizePx;
+    public int overviewTaskIconDrawableSizeGridPx;
     public int overviewTaskThumbnailTopMarginPx;
     public final int overviewActionsMarginThreeButtonPx;
     public final int overviewActionsTopMarginGesturePx;
@@ -362,6 +364,10 @@
                 ? res.getDimensionPixelSize(R.dimen.overview_task_margin_grid)
                 : res.getDimensionPixelSize(R.dimen.overview_task_margin);
         overviewTaskIconSizePx = res.getDimensionPixelSize(R.dimen.task_thumbnail_icon_size);
+        overviewTaskIconDrawableSizePx =
+                res.getDimensionPixelSize(R.dimen.task_thumbnail_icon_drawable_size);
+        overviewTaskIconDrawableSizeGridPx =
+                res.getDimensionPixelSize(R.dimen.task_thumbnail_icon_drawable_size_grid);
         overviewTaskThumbnailTopMarginPx = overviewTaskIconSizePx + overviewTaskMarginPx * 2;
         if (overviewShowAsGrid) {
             if (isLandscape) {
@@ -419,14 +425,15 @@
 
                 // For devices with more extra space, we take a larger piece from each cell.
                 int piece = extraSpace < Utilities.dpToPx(TALL_DEVICE_MORE_EXTRA_SPACE_THRESHOLD_DP)
-                        ? 5 : 3;
+                        ? 7 : 5;
 
                 int extraSpace = ((getCellSize().y - iconSizePx - iconDrawablePaddingPx * 2)
                         * inv.numRows) / piece;
 
-                int halfExtraSpace = extraSpace / 2;
-                hotseatBarTopPaddingPx += halfExtraSpace;
-                hotseatBarSizeExtraSpacePx = halfExtraSpace;
+                workspaceTopPadding = extraSpace / 8;
+                int halfLeftOver = (extraSpace - workspaceTopPadding) / 2;
+                hotseatBarTopPaddingPx += halfLeftOver;
+                hotseatBarSizeExtraSpacePx = halfLeftOver;
             } else {
                 // ie. For a display with a large aspect ratio, we can keep the icons on the
                 // workspace in portrait mode closer together by adding more height to the hotseat.
diff --git a/src/com/android/launcher3/InvariantDeviceProfile.java b/src/com/android/launcher3/InvariantDeviceProfile.java
index a2bd201..10b3f98 100644
--- a/src/com/android/launcher3/InvariantDeviceProfile.java
+++ b/src/com/android/launcher3/InvariantDeviceProfile.java
@@ -17,7 +17,6 @@
 package com.android.launcher3;
 
 import static com.android.launcher3.Utilities.dpiFromPx;
-import static com.android.launcher3.Utilities.getPointString;
 import static com.android.launcher3.config.FeatureFlags.ENABLE_TWO_PANEL_HOME;
 import static com.android.launcher3.util.DisplayController.CHANGE_DENSITY;
 import static com.android.launcher3.util.DisplayController.CHANGE_SUPPORTED_BOUNDS;
@@ -44,6 +43,7 @@
 import androidx.annotation.Nullable;
 import androidx.annotation.VisibleForTesting;
 
+import com.android.launcher3.model.DeviceGridState;
 import com.android.launcher3.util.DisplayController;
 import com.android.launcher3.util.DisplayController.Info;
 import com.android.launcher3.util.IntArray;
@@ -66,9 +66,6 @@
     public static final MainThreadInitializedObject<InvariantDeviceProfile> INSTANCE =
             new MainThreadInitializedObject<>(InvariantDeviceProfile::new);
 
-    public static final String KEY_MIGRATION_SRC_WORKSPACE_SIZE = "migration_src_workspace_size";
-    public static final String KEY_MIGRATION_SRC_HOTSEAT_COUNT = "migration_src_hotseat_count";
-
     private static final int DEFAULT_TRUE = -1;
     private static final int DEFAULT_SPLIT_DISPLAY = 2;
 
@@ -188,10 +185,7 @@
         if (!newGridName.equals(gridName)) {
             Utilities.getPrefs(context).edit().putString(KEY_IDP_GRID_NAME, newGridName).apply();
         }
-        Utilities.getPrefs(context).edit()
-                .putInt(KEY_MIGRATION_SRC_HOTSEAT_COUNT, numDatabaseHotseatIcons)
-                .putString(KEY_MIGRATION_SRC_WORKSPACE_SIZE, getPointString(numColumns, numRows))
-                .apply();
+        new DeviceGridState(this).writeToPrefs(context);
 
         DisplayController.INSTANCE.get(context).addChangeListener(
                 (displayContext, info, flags) -> {
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 8249887..1ebfda1 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -1298,7 +1298,7 @@
             }
 
             if (!foundCellSpan) {
-                mWorkspace.onNoCellFound(layout);
+                mWorkspace.onNoCellFound(layout, info, /* logInstanceId= */ null);
                 return;
             }
 
@@ -1930,7 +1930,7 @@
 
     @Override
     public boolean dispatchKeyEvent(KeyEvent event) {
-        TestLogging.recordEvent(TestProtocol.SEQUENCE_MAIN, "Key event", event);
+        TestLogging.recordKeyEvent(TestProtocol.SEQUENCE_MAIN, "Key event", event);
         return (event.getKeyCode() == KeyEvent.KEYCODE_HOME) || super.dispatchKeyEvent(event);
     }
 
diff --git a/src/com/android/launcher3/LauncherBackupAgent.java b/src/com/android/launcher3/LauncherBackupAgent.java
index 140794b..dc533f0 100644
--- a/src/com/android/launcher3/LauncherBackupAgent.java
+++ b/src/com/android/launcher3/LauncherBackupAgent.java
@@ -31,6 +31,6 @@
 
     @Override
     public void onRestoreFinished() {
-        RestoreDbTask.setPending(this, true);
+        RestoreDbTask.setPending(this);
     }
 }
diff --git a/src/com/android/launcher3/LauncherProvider.java b/src/com/android/launcher3/LauncherProvider.java
index 95a8d81..49f20c6 100644
--- a/src/com/android/launcher3/LauncherProvider.java
+++ b/src/com/android/launcher3/LauncherProvider.java
@@ -151,15 +151,7 @@
             mOpenHelper = DatabaseHelper.createDatabaseHelper(
                     getContext(), false /* forMigration */);
 
-            if (RestoreDbTask.isPending(getContext())) {
-                if (!RestoreDbTask.performRestore(getContext(), mOpenHelper,
-                        new BackupManager(getContext()))) {
-                    mOpenHelper.createEmptyDB(mOpenHelper.getWritableDatabase());
-                }
-                // Set is pending to false irrespective of the result, so that it doesn't get
-                // executed again.
-                RestoreDbTask.setPending(getContext(), false);
-            }
+            RestoreDbTask.restoreIfNeeded(getContext(), mOpenHelper);
         }
     }
 
diff --git a/src/com/android/launcher3/Utilities.java b/src/com/android/launcher3/Utilities.java
index 7d818d2..b92cf09 100644
--- a/src/com/android/launcher3/Utilities.java
+++ b/src/com/android/launcher3/Utilities.java
@@ -648,21 +648,6 @@
         handler.sendMessage(msg);
     }
 
-    /**
-     * Parses a string encoded using {@link #getPointString(int, int)}
-     */
-    public static Point parsePoint(String point) {
-        String[] split = point.split(",");
-        return new Point(Integer.parseInt(split[0]), Integer.parseInt(split[1]));
-    }
-
-    /**
-     * Encodes a point to string to that it can be persisted atomically.
-     */
-    public static String getPointString(int x, int y) {
-        return String.format(Locale.ENGLISH, "%d,%d", x, y);
-    }
-
     public static void unregisterReceiverSafely(Context context, BroadcastReceiver receiver) {
         try {
             context.unregisterReceiver(receiver);
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index 9a8b80d..3bfa1e2 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -16,8 +16,6 @@
 
 package com.android.launcher3;
 
-import static androidx.annotation.VisibleForTesting.PROTECTED;
-
 import static com.android.launcher3.LauncherAnimUtils.SPRING_LOADED_EXIT_DELAY;
 import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_APPLICATION;
 import static com.android.launcher3.LauncherState.ALL_APPS;
@@ -65,7 +63,7 @@
 import android.view.accessibility.AccessibilityNodeInfo;
 import android.widget.Toast;
 
-import androidx.annotation.VisibleForTesting;
+import androidx.annotation.Nullable;
 
 import com.android.launcher3.accessibility.AccessibleDragListenerAdapter;
 import com.android.launcher3.accessibility.WorkspaceAccessibilityHelper;
@@ -86,6 +84,7 @@
 import com.android.launcher3.icons.BitmapRenderer;
 import com.android.launcher3.icons.FastBitmapDrawable;
 import com.android.launcher3.logger.LauncherAtom;
+import com.android.launcher3.logging.InstanceId;
 import com.android.launcher3.logging.StatsLogManager;
 import com.android.launcher3.logging.StatsLogManager.LauncherEvent;
 import com.android.launcher3.model.data.AppInfo;
@@ -325,6 +324,11 @@
             setPageSpacing(Math.max(maxInsets, maxPadding));
         }
 
+        updateWorkspaceScreensPadding();
+    }
+
+    private void updateWorkspaceScreensPadding() {
+        DeviceProfile grid = mLauncher.getDeviceProfile();
         int paddingLeftRight = grid.cellLayoutPaddingLeftRightPx;
         int paddingBottom = grid.cellLayoutBottomPaddingPx;
 
@@ -457,7 +461,6 @@
     }
 
     @Override
-    @VisibleForTesting(otherwise = PROTECTED)
     public int getPanelCount() {
         return isTwoPanelEnabled() ? 2 : super.getPanelCount();
     }
@@ -621,10 +624,6 @@
         // created CellLayout.
         CellLayout newScreen = (CellLayout) LayoutInflater.from(getContext()).inflate(
                         R.layout.workspace_screen, this, false /* attachToRoot */);
-        DeviceProfile grid = mLauncher.getDeviceProfile();
-        int paddingLeftRight = grid.cellLayoutPaddingLeftRightPx;
-        int paddingBottom = grid.cellLayoutBottomPaddingPx;
-        newScreen.setPadding(paddingLeftRight, 0, paddingLeftRight, paddingBottom);
 
         mWorkspaceScreens.put(screenId, newScreen);
         mScreenOrder.add(insertIndex, screenId);
@@ -633,6 +632,7 @@
                 mLauncher.getStateManager().getState(), newScreen, insertIndex);
 
         updatePageScrollValues();
+        updateWorkspaceScreensPadding();
         return newScreen;
     }
 
@@ -1607,7 +1607,7 @@
 
             // Don't accept the drop if there's no room for the item
             if (!foundCell) {
-                onNoCellFound(dropTargetLayout);
+                onNoCellFound(dropTargetLayout, d.dragInfo, d.logInstanceId);
                 return false;
             }
         }
@@ -1775,7 +1775,7 @@
 
         boolean droppedOnOriginalCell = false;
 
-        int snapScreen = -1;
+        boolean snappedToNewPage = false;
         boolean resizeOnDrop = false;
         Runnable onCompleteRunnable = null;
         if (d.dragSource != this || mDragInfo == null) {
@@ -1857,11 +1857,14 @@
                 }
 
                 if (foundCell) {
-                    if (getScreenIdForPageIndex(mCurrentPage) != screenId && !hasMovedIntoHotseat) {
-                        snapScreen = getPageIndexForScreenId(screenId);
+                    int targetScreenIndex = getPageIndexForScreenId(screenId);
+                    int snapScreen = getLeftmostVisiblePageForIndex(targetScreenIndex);
+                    // On large screen devices two pages can be shown at the same time, and snap
+                    // isn't needed if the source and target screens appear at the same time
+                    if (snapScreen != mCurrentPage && !hasMovedIntoHotseat) {
                         snapToPage(snapScreen);
+                        snappedToNewPage = true;
                     }
-
                     final ItemInfo info = (ItemInfo) cell.getTag();
                     if (hasMovedLayouts) {
                         // Reparent the view
@@ -1906,7 +1909,7 @@
                             lp.cellX, lp.cellY, item.spanX, item.spanY);
                 } else {
                     if (!returnToOriginalCellToPreventShuffling) {
-                        onNoCellFound(dropTargetLayout);
+                        onNoCellFound(dropTargetLayout, d.dragInfo, d.logInstanceId);
                     }
                     if (mDragInfo.cell instanceof LauncherAppWidgetHostView) {
                         d.dragView.detachContentView(/* reattachToPreviousParent= */ true);
@@ -1953,7 +1956,7 @@
                             ANIMATE_INTO_POSITION_AND_DISAPPEAR;
                     animateWidgetDrop(info, parent, d.dragView, null, animationType, cell, false);
                 } else {
-                    int duration = snapScreen < 0 ? -1 : ADJACENT_SCREEN_DROP_DURATION;
+                    int duration = snappedToNewPage ? ADJACENT_SCREEN_DROP_DURATION : -1;
                     mLauncher.getDragLayer().animateViewIntoPosition(d.dragView, cell, duration,
                             this);
                 }
@@ -1974,10 +1977,16 @@
         }
     }
 
-    public void onNoCellFound(View dropTargetLayout) {
+    public void onNoCellFound(
+            View dropTargetLayout, ItemInfo itemInfo, @Nullable InstanceId logInstanceId) {
         int strId = mLauncher.isHotseatLayout(dropTargetLayout)
                 ? R.string.hotseat_out_of_space : R.string.out_of_space;
         Toast.makeText(mLauncher, mLauncher.getString(strId), Toast.LENGTH_SHORT).show();
+        StatsLogManager.StatsLogger logger = mStatsLogManager.logger().withItemInfo(itemInfo);
+        if (logInstanceId != null) {
+            logger = logger.withInstanceId(logInstanceId);
+        }
+        logger.log(LauncherEvent.LAUNCHER_ITEM_DROP_FAILED_INSUFFICIENT_SPACE);
     }
 
     /**
diff --git a/src/com/android/launcher3/accessibility/LauncherAccessibilityDelegate.java b/src/com/android/launcher3/accessibility/LauncherAccessibilityDelegate.java
index 9faac5b..0fb5e77 100644
--- a/src/com/android/launcher3/accessibility/LauncherAccessibilityDelegate.java
+++ b/src/com/android/launcher3/accessibility/LauncherAccessibilityDelegate.java
@@ -188,7 +188,8 @@
     private boolean itemSupportsAccessibleDrag(ItemInfo item) {
         if (item instanceof WorkspaceItemInfo) {
             // Support the action unless the item is in a context menu.
-            return item.screenId >= 0 && item.container != Favorites.CONTAINER_HOTSEAT_PREDICTION;
+            return (item.screenId >= 0 || item.screenId == Workspace.LEFT_PANEL_ID)
+                    && item.container != Favorites.CONTAINER_HOTSEAT_PREDICTION;
         }
         return (item instanceof LauncherAppWidgetInfo)
                 || (item instanceof FolderInfo);
diff --git a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
index 94778a2..bb726f8 100644
--- a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
+++ b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
@@ -286,8 +286,8 @@
             WallpaperColors wallpaperColors = wallpaperColorsOverride != null
                     ? wallpaperColorsOverride
                     : WallpaperManager.getInstance(context).getWallpaperColors(FLAG_SYSTEM);
-            mWallpaperColorResources = LocalColorExtractor.newInstance(context)
-                    .generateColorsOverride(wallpaperColors);
+            mWallpaperColorResources = wallpaperColors != null ? LocalColorExtractor.newInstance(
+                    context).generateColorsOverride(wallpaperColors) : null;
         } else {
             mWallpaperColorResources = null;
         }
diff --git a/src/com/android/launcher3/logging/StatsLogManager.java b/src/com/android/launcher3/logging/StatsLogManager.java
index 79e5b5d..d959ee2 100644
--- a/src/com/android/launcher3/logging/StatsLogManager.java
+++ b/src/com/android/launcher3/logging/StatsLogManager.java
@@ -486,7 +486,10 @@
         LAUNCHER_TURN_ON_WORK_APPS_TAP(838),
 
         @UiEvent(doc = "User tapped on 'Turn off work apps' button in all apps window.")
-        LAUNCHER_TURN_OFF_WORK_APPS_TAP(839)
+        LAUNCHER_TURN_OFF_WORK_APPS_TAP(839),
+
+        @UiEvent(doc = "Launcher item drop failed since there was not enough room on the screen.")
+        LAUNCHER_ITEM_DROP_FAILED_INSUFFICIENT_SPACE(872)
         ;
 
         // ADD MORE
diff --git a/src/com/android/launcher3/model/DeviceGridState.java b/src/com/android/launcher3/model/DeviceGridState.java
new file mode 100644
index 0000000..761053d
--- /dev/null
+++ b/src/com/android/launcher3/model/DeviceGridState.java
@@ -0,0 +1,115 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher3.model;
+
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_2;
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_3;
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_4;
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_5;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.text.TextUtils;
+
+import com.android.launcher3.InvariantDeviceProfile;
+import com.android.launcher3.Utilities;
+import com.android.launcher3.logging.StatsLogManager.LauncherEvent;
+
+import java.util.Locale;
+import java.util.Objects;
+
+/**
+ * Utility class representing persisted grid properties.
+ */
+public class DeviceGridState {
+
+    public static final String KEY_WORKSPACE_SIZE = "migration_src_workspace_size";
+    public static final String KEY_HOTSEAT_COUNT = "migration_src_hotseat_count";
+    public static final String KEY_DEVICE_TYPE = "migration_src_device_type";
+
+    public static final int TYPE_PHONE = 0;
+    public static final int TYPE_MULTI_DISPLAY = 1;
+    public static final int TYPE_TABLET = 2;
+
+    private final String mGridSizeString;
+    private final int mNumHotseat;
+    private final int mDeviceType;
+
+    public DeviceGridState(InvariantDeviceProfile idp) {
+        mGridSizeString = String.format(Locale.ENGLISH, "%d,%d", idp.numColumns, idp.numRows);
+        mNumHotseat = idp.numDatabaseHotseatIcons;
+        mDeviceType = idp.supportedProfiles.size() > 2
+                ? TYPE_MULTI_DISPLAY
+                : idp.supportedProfiles.stream().allMatch(dp -> dp.isTablet)
+                        ? TYPE_TABLET
+                        : TYPE_PHONE;
+    }
+
+    public DeviceGridState(Context context) {
+        SharedPreferences prefs = Utilities.getPrefs(context);
+        mGridSizeString = prefs.getString(KEY_WORKSPACE_SIZE, "");
+        mNumHotseat = prefs.getInt(KEY_HOTSEAT_COUNT, -1);
+        mDeviceType = prefs.getInt(KEY_DEVICE_TYPE, TYPE_PHONE);
+    }
+
+    /**
+     * Returns the device type for the grid
+     */
+    public int getDeviceType() {
+        return mDeviceType;
+    }
+
+    /**
+     * Stores the device state to shared preferences
+     */
+    public void writeToPrefs(Context context) {
+        Utilities.getPrefs(context).edit()
+                .putString(KEY_WORKSPACE_SIZE, mGridSizeString)
+                .putInt(KEY_HOTSEAT_COUNT, mNumHotseat)
+                .putInt(KEY_DEVICE_TYPE, mDeviceType)
+                .apply();
+    }
+
+    /**
+     * Returns the logging event corresponding to the grid state
+     */
+    public LauncherEvent getWorkspaceSizeEvent() {
+        if (!TextUtils.isEmpty(mGridSizeString)) {
+            switch (mGridSizeString.charAt(0)) {
+                case '5':
+                    return LAUNCHER_GRID_SIZE_5;
+                case '4':
+                    return LAUNCHER_GRID_SIZE_4;
+                case '3':
+                    return LAUNCHER_GRID_SIZE_3;
+                case '2':
+                    return LAUNCHER_GRID_SIZE_2;
+            }
+        }
+        return null;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        DeviceGridState that = (DeviceGridState) o;
+        return mNumHotseat == that.mNumHotseat
+                && mDeviceType == that.mDeviceType
+                && Objects.equals(mGridSizeString, that.mGridSizeString);
+    }
+}
diff --git a/src/com/android/launcher3/model/GridSizeMigrationTaskV2.java b/src/com/android/launcher3/model/GridSizeMigrationTaskV2.java
index 3935bcf..e64b25c 100644
--- a/src/com/android/launcher3/model/GridSizeMigrationTaskV2.java
+++ b/src/com/android/launcher3/model/GridSizeMigrationTaskV2.java
@@ -16,9 +16,6 @@
 
 package com.android.launcher3.model;
 
-import static com.android.launcher3.InvariantDeviceProfile.KEY_MIGRATION_SRC_HOTSEAT_COUNT;
-import static com.android.launcher3.InvariantDeviceProfile.KEY_MIGRATION_SRC_WORKSPACE_SIZE;
-import static com.android.launcher3.Utilities.getPointString;
 import static com.android.launcher3.provider.LauncherDbUtils.dropTable;
 
 import android.content.ComponentName;
@@ -107,11 +104,7 @@
      * Check given a new IDP, if migration is necessary.
      */
     public static boolean needsToMigrate(Context context, InvariantDeviceProfile idp) {
-        SharedPreferences prefs = Utilities.getPrefs(context);
-        String gridSizeString = getPointString(idp.numColumns, idp.numRows);
-
-        return !gridSizeString.equals(prefs.getString(KEY_MIGRATION_SRC_WORKSPACE_SIZE, ""))
-                || idp.numDatabaseHotseatIcons != prefs.getInt(KEY_MIGRATION_SRC_HOTSEAT_COUNT, -1);
+        return !new DeviceGridState(idp).equals(new DeviceGridState(context));
     }
 
     /** See {@link #migrateGridIfNeeded(Context, InvariantDeviceProfile)} */
@@ -124,15 +117,15 @@
 
     /**
      * When migrating the grid for preview, we copy the table
-     * {@link LauncherSettings.Favorites.TABLE_NAME} into
-     * {@link LauncherSettings.Favorites.PREVIEW_TABLE_NAME}, run grid size migration from the
+     * {@link LauncherSettings.Favorites#TABLE_NAME} into
+     * {@link LauncherSettings.Favorites#PREVIEW_TABLE_NAME}, run grid size migration from the
      * former to the later, then use the later table for preview.
      *
      * Similarly when doing the actual grid migration, the former grid option's table
-     * {@link LauncherSettings.Favorites.TABLE_NAME} is copied into the new grid option's
-     * {@link LauncherSettings.Favorites.TMP_TABLE}, we then run the grid size migration algorithm
+     * {@link LauncherSettings.Favorites#TABLE_NAME} is copied into the new grid option's
+     * {@link LauncherSettings.Favorites#TMP_TABLE}, we then run the grid size migration algorithm
      * to migrate the later to the former, and load the workspace from the default
-     * {@link LauncherSettings.Favorites.TABLE_NAME}.
+     * {@link LauncherSettings.Favorites#TABLE_NAME}.
      *
      * @return false if the migration failed.
      */
@@ -147,10 +140,7 @@
         }
 
         SharedPreferences prefs = Utilities.getPrefs(context);
-        String gridSizeString = getPointString(idp.numColumns, idp.numRows);
         HashSet<String> validPackages = getValidPackages(context);
-        int srcHotseatCount = prefs.getInt(KEY_MIGRATION_SRC_HOTSEAT_COUNT,
-                idp.numDatabaseHotseatIcons);
 
         if (migrateForPreview) {
             if (!LauncherSettings.Settings.call(
@@ -175,11 +165,11 @@
             DbReader srcReader = new DbReader(t.getDb(),
                     migrateForPreview ? LauncherSettings.Favorites.TABLE_NAME
                             : LauncherSettings.Favorites.TMP_TABLE,
-                    context, validPackages, srcHotseatCount);
+                    context, validPackages);
             DbReader destReader = new DbReader(t.getDb(),
                     migrateForPreview ? LauncherSettings.Favorites.PREVIEW_TABLE_NAME
                             : LauncherSettings.Favorites.TABLE_NAME,
-                    context, validPackages, idp.numDatabaseHotseatIcons);
+                    context, validPackages);
 
             Point targetSize = new Point(idp.numColumns, idp.numRows);
             GridSizeMigrationTaskV2 task = new GridSizeMigrationTaskV2(context, t.getDb(),
@@ -202,10 +192,7 @@
 
             if (!migrateForPreview) {
                 // Save current configuration, so that the migration does not run again.
-                prefs.edit()
-                        .putString(KEY_MIGRATION_SRC_WORKSPACE_SIZE, gridSizeString)
-                        .putInt(KEY_MIGRATION_SRC_HOTSEAT_COUNT, idp.numDatabaseHotseatIcons)
-                        .apply();
+                new DeviceGridState(idp).writeToPrefs(context);
             }
         }
     }
@@ -504,7 +491,6 @@
         private final String mTableName;
         private final Context mContext;
         private final HashSet<String> mValidPackages;
-        private final int mHotseatSize;
         private int mLastScreenId = -1;
 
         private final ArrayList<DbEntry> mHotseatEntries = new ArrayList<>();
@@ -513,12 +499,11 @@
                 new ArrayMap<>();
 
         DbReader(SQLiteDatabase db, String tableName, Context context,
-                HashSet<String> validPackages, int hotseatSize) {
+                HashSet<String> validPackages) {
             mDb = db;
             mTableName = tableName;
             mContext = context;
             mValidPackages = validPackages;
-            mHotseatSize = hotseatSize;
         }
 
         protected ArrayList<DbEntry> loadHotseatEntries() {
@@ -543,11 +528,6 @@
                 entry.itemType = c.getInt(indexItemType);
                 entry.screenId = c.getInt(indexScreen);
 
-                if (entry.screenId >= mHotseatSize) {
-                    entriesToRemove.add(entry.id);
-                    continue;
-                }
-
                 try {
                     // calculate weight
                     switch (entry.itemType) {
diff --git a/src/com/android/launcher3/model/LoaderTask.java b/src/com/android/launcher3/model/LoaderTask.java
index 1378a1a..41a760b 100644
--- a/src/com/android/launcher3/model/LoaderTask.java
+++ b/src/com/android/launcher3/model/LoaderTask.java
@@ -759,16 +759,13 @@
                                 if (widgetProviderInfo != null
                                         && (appWidgetInfo.spanX < widgetProviderInfo.minSpanX
                                         || appWidgetInfo.spanY < widgetProviderInfo.minSpanY)) {
-                                    logDeleteWidgetInfo(mApp.getInvariantDeviceProfile(),
-                                            widgetProviderInfo);
-
-                                    // This can happen when display size changes.
-                                    c.markDeleted("Widget removed, min sizes not met: "
-                                            + "span=" + appWidgetInfo.spanX + "x"
-                                            + appWidgetInfo.spanY + " minSpan="
+                                    FileLog.d(TAG, "Widget " + widgetProviderInfo.getComponent()
+                                            + " minSizes not meet: span=" + appWidgetInfo.spanX
+                                            + "x" + appWidgetInfo.spanY + " minSpan="
                                             + widgetProviderInfo.minSpanX + "x"
                                             + widgetProviderInfo.minSpanY);
-                                    continue;
+                                    logWidgetInfo(mApp.getInvariantDeviceProfile(),
+                                            widgetProviderInfo);
                                 }
                                 if (!c.isOnWorkspaceOrHotseat()) {
                                     c.markDeleted("Widget found where container != " +
@@ -989,10 +986,8 @@
     }
 
     @SuppressLint("NewApi") // Already added API check.
-    private static void logDeleteWidgetInfo(InvariantDeviceProfile idp,
+    private static void logWidgetInfo(InvariantDeviceProfile idp,
             LauncherAppWidgetProviderInfo widgetProviderInfo) {
-        FileLog.d(TAG, "Deleting " + widgetProviderInfo.getComponent()
-                + " due to min size constraint");
         Point cellSize = new Point();
         for (DeviceProfile deviceProfile : idp.supportedProfiles) {
             deviceProfile.getCellSize(cellSize);
diff --git a/src/com/android/launcher3/pageindicators/PageIndicatorDots.java b/src/com/android/launcher3/pageindicators/PageIndicatorDots.java
index f7c730a..29eefe2 100644
--- a/src/com/android/launcher3/pageindicators/PageIndicatorDots.java
+++ b/src/com/android/launcher3/pageindicators/PageIndicatorDots.java
@@ -53,6 +53,9 @@
     private static final int ENTER_ANIMATION_STAGGERED_DELAY = 150;
     private static final int ENTER_ANIMATION_DURATION = 400;
 
+    private static final int DOT_ACTIVE_ALPHA = 255;
+    private static final int DOT_INACTIVE_ALPHA = 128;
+
     // This value approximately overshoots to 1.5 times the original size.
     private static final float ENTER_ANIMATION_OVERSHOOT_TENSION = 4.9f;
 
@@ -75,8 +78,6 @@
 
     private final Paint mCirclePaint;
     private final float mDotRadius;
-    private final int mActiveColor;
-    private final int mInActiveColor;
     private final boolean mIsRtl;
 
     private int mNumPages;
@@ -110,12 +111,10 @@
 
         mCirclePaint = new Paint(Paint.ANTI_ALIAS_FLAG);
         mCirclePaint.setStyle(Style.FILL);
+        mCirclePaint.setColor(Themes.getAttrColor(context, R.attr.folderPaginationColor));
         mDotRadius = getResources().getDimension(R.dimen.page_indicator_dot_size) / 2;
         setOutlineProvider(new MyOutlineProver());
 
-        mActiveColor = Themes.getColorAccent(context);
-        mInActiveColor = Themes.getAttrColor(context, android.R.attr.colorControlHighlight);
-
         mIsRtl = Utilities.isRtl(getResources());
     }
 
@@ -253,18 +252,18 @@
                 circleGap = -circleGap;
             }
             for (int i = 0; i < mEntryAnimationRadiusFactors.length; i++) {
-                mCirclePaint.setColor(i == mActivePage ? mActiveColor : mInActiveColor);
+                mCirclePaint.setAlpha(i == mActivePage ? DOT_ACTIVE_ALPHA : DOT_INACTIVE_ALPHA);
                 canvas.drawCircle(x, y, mDotRadius * mEntryAnimationRadiusFactors[i], mCirclePaint);
                 x += circleGap;
             }
         } else {
-            mCirclePaint.setColor(mInActiveColor);
+            mCirclePaint.setAlpha(DOT_INACTIVE_ALPHA);
             for (int i = 0; i < mNumPages; i++) {
                 canvas.drawCircle(x, y, mDotRadius, mCirclePaint);
                 x += circleGap;
             }
 
-            mCirclePaint.setColor(mActiveColor);
+            mCirclePaint.setAlpha(DOT_ACTIVE_ALPHA);
             canvas.drawRoundRect(getActiveRect(), mDotRadius, mDotRadius, mCirclePaint);
         }
     }
diff --git a/src/com/android/launcher3/provider/RestoreDbTask.java b/src/com/android/launcher3/provider/RestoreDbTask.java
index 223f4f1..8d02a4a 100644
--- a/src/com/android/launcher3/provider/RestoreDbTask.java
+++ b/src/com/android/launcher3/provider/RestoreDbTask.java
@@ -16,6 +16,7 @@
 
 package com.android.launcher3.provider;
 
+import static com.android.launcher3.model.DeviceGridState.TYPE_PHONE;
 import static com.android.launcher3.provider.LauncherDbUtils.dropTable;
 
 import android.app.backup.BackupManager;
@@ -38,6 +39,7 @@
 import com.android.launcher3.LauncherSettings.Favorites;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.logging.FileLog;
+import com.android.launcher3.model.DeviceGridState;
 import com.android.launcher3.model.GridBackupTable;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
@@ -57,7 +59,7 @@
 public class RestoreDbTask {
 
     private static final String TAG = "RestoreDbTask";
-    private static final String RESTORE_TASK_PENDING = "restore_task_pending";
+    private static final String RESTORED_DEVICE_TYPE = "restored_task_pending";
 
     private static final String INFO_COLUMN_NAME = "name";
     private static final String INFO_COLUMN_DEFAULT_VALUE = "dflt_value";
@@ -65,13 +67,33 @@
     private static final String APPWIDGET_OLD_IDS = "appwidget_old_ids";
     private static final String APPWIDGET_IDS = "appwidget_ids";
 
-    public static boolean performRestore(Context context, DatabaseHelper helper,
-            BackupManager backupManager) {
+    /**
+     * Tries to restore the backup DB if needed
+     */
+    public static void restoreIfNeeded(Context context, DatabaseHelper helper) {
+        if (!isPending(context)) {
+            return;
+        }
+        if (!performRestore(context, helper)) {
+            helper.createEmptyDB(helper.getWritableDatabase());
+        }
+
+        // Set is pending to false irrespective of the result, so that it doesn't get
+        // executed again.
+        Utilities.getPrefs(context).edit().remove(RESTORED_DEVICE_TYPE).commit();
+    }
+
+    private static boolean performRestore(Context context, DatabaseHelper helper) {
+        if (new DeviceGridState(LauncherAppState.getIDP(context)).getDeviceType()
+                != Utilities.getPrefs(context).getInt(RESTORED_DEVICE_TYPE, TYPE_PHONE)) {
+            // DO not restore if the device types are different
+            return false;
+        }
         SQLiteDatabase db = helper.getWritableDatabase();
         try (SQLiteTransaction t = new SQLiteTransaction(db)) {
             RestoreDbTask task = new RestoreDbTask();
             task.backupWorkspace(context, db);
-            task.sanitizeDB(helper, db, backupManager);
+            task.sanitizeDB(helper, db, new BackupManager(context));
             task.restoreAppWidgetIdsIfExists(context);
             t.commit();
             return true;
@@ -279,12 +301,17 @@
     }
 
     public static boolean isPending(Context context) {
-        return Utilities.getPrefs(context).getBoolean(RESTORE_TASK_PENDING, false);
+        return Utilities.getPrefs(context).contains(RESTORED_DEVICE_TYPE);
     }
 
-    public static void setPending(Context context, boolean isPending) {
-        FileLog.d(TAG, "Restore data received through full backup " + isPending);
-        Utilities.getPrefs(context).edit().putBoolean(RESTORE_TASK_PENDING, isPending).commit();
+    /**
+     * Marks the DB state as pending restoration
+     */
+    public static void setPending(Context context) {
+        FileLog.d(TAG, "Restore data received through full backup ");
+        Utilities.getPrefs(context).edit()
+                .putInt(RESTORED_DEVICE_TYPE, new DeviceGridState(context).getDeviceType())
+                .commit();
     }
 
     private void restoreAppWidgetIdsIfExists(Context context) {
diff --git a/src/com/android/launcher3/testing/TestInformationHandler.java b/src/com/android/launcher3/testing/TestInformationHandler.java
index 5106992..86acff7 100644
--- a/src/com/android/launcher3/testing/TestInformationHandler.java
+++ b/src/com/android/launcher3/testing/TestInformationHandler.java
@@ -62,6 +62,10 @@
     }
 
     public Bundle call(String method) {
+        return call(method, /*arg=*/ null);
+    }
+
+    public Bundle call(String method, String arg) {
         final Bundle response = new Bundle();
         switch (method) {
             case TestProtocol.REQUEST_HOME_TO_ALL_APPS_SWIPE_HEIGHT: {
@@ -98,14 +102,22 @@
                         l -> WidgetsFullSheet.getWidgetsView(l).getCurrentScrollY());
             }
 
+            case TestProtocol.REQUEST_TARGET_INSETS: {
+                return getUIProperty(Bundle::putParcelable, activity -> {
+                    WindowInsets insets = activity.getWindow()
+                            .getDecorView().getRootWindowInsets();
+                    return Insets.max(
+                            insets.getSystemGestureInsets(),
+                            insets.getSystemWindowInsets());
+                }, this::getCurrentActivity);
+            }
+
             case TestProtocol.REQUEST_WINDOW_INSETS: {
-                return getUIProperty(Bundle::putParcelable, a -> {
-                    WindowInsets insets = a.getWindow()
+                return getUIProperty(Bundle::putParcelable, activity -> {
+                    WindowInsets insets = activity.getWindow()
                             .getDecorView().getRootWindowInsets();
                     return Insets.subtract(
-                            Insets.max(
-                                    insets.getSystemGestureInsets(),
-                                    insets.getSystemWindowInsets()),
+                            insets.getSystemWindowInsets(),
                             Insets.of(0, 0, 0, mDeviceProfile.nonOverlappingTaskbarInset));
                 }, this::getCurrentActivity);
             }
@@ -126,7 +138,16 @@
 
             case TestProtocol.REQUEST_IS_TWO_PANELS:
                 response.putBoolean(TestProtocol.TEST_INFO_RESPONSE_FIELD,
-                    mDeviceProfile.isTwoPanels);
+                        mDeviceProfile.isTwoPanels);
+                return response;
+
+            case TestProtocol.REQUEST_SET_FORCE_PAUSE_TIMEOUT:
+                TestProtocol.sForcePauseTimeout = Long.parseLong(arg);
+                return response;
+
+            case TestProtocol.REQUEST_GET_HAD_NONTEST_EVENTS:
+                response.putBoolean(
+                        TestProtocol.TEST_INFO_RESPONSE_FIELD, TestLogging.sHadEventsNotFromTest);
                 return response;
 
             default:
diff --git a/src/com/android/launcher3/testing/TestInformationProvider.java b/src/com/android/launcher3/testing/TestInformationProvider.java
index bd177c0..4f2619c 100644
--- a/src/com/android/launcher3/testing/TestInformationProvider.java
+++ b/src/com/android/launcher3/testing/TestInformationProvider.java
@@ -60,7 +60,7 @@
         if (Utilities.IS_RUNNING_IN_TEST_HARNESS) {
             TestInformationHandler handler = TestInformationHandler.newInstance(getContext());
             handler.init(getContext());
-            return handler.call(method);
+            return handler.call(method, arg);
         }
         return null;
     }
diff --git a/src/com/android/launcher3/testing/TestLogging.java b/src/com/android/launcher3/testing/TestLogging.java
index 51e0819..6cdd3ca 100644
--- a/src/com/android/launcher3/testing/TestLogging.java
+++ b/src/com/android/launcher3/testing/TestLogging.java
@@ -17,6 +17,7 @@
 package com.android.launcher3.testing;
 
 import android.util.Log;
+import android.view.KeyEvent;
 import android.view.MotionEvent;
 
 import com.android.launcher3.Utilities;
@@ -25,6 +26,7 @@
 
 public final class TestLogging {
     private static BiConsumer<String, String> sEventConsumer;
+    public static boolean sHadEventsNotFromTest;
 
     private static void recordEventSlow(String sequence, String event) {
         Log.d(TestProtocol.TAPL_EVENTS_TAG, sequence + " / " + event);
@@ -46,9 +48,17 @@
         }
     }
 
+    public static void recordKeyEvent(String sequence, String message, KeyEvent event) {
+        if (Utilities.IS_RUNNING_IN_TEST_HARNESS) {
+            recordEventSlow(sequence, message + ": " + event);
+            if (event.getDeviceId() != -1) sHadEventsNotFromTest = true;
+        }
+    }
+
     public static void recordMotionEvent(String sequence, String message, MotionEvent event) {
         if (Utilities.IS_RUNNING_IN_TEST_HARNESS && event.getAction() != MotionEvent.ACTION_MOVE) {
             recordEventSlow(sequence, message + ": " + event);
+            if (event.getDeviceId() != -1) sHadEventsNotFromTest = true;
         }
     }
 
diff --git a/src/com/android/launcher3/testing/TestProtocol.java b/src/com/android/launcher3/testing/TestProtocol.java
index 75c0d03..38cbbe7 100644
--- a/src/com/android/launcher3/testing/TestProtocol.java
+++ b/src/com/android/launcher3/testing/TestProtocol.java
@@ -86,6 +86,7 @@
     public static final String REQUEST_APP_LIST_FREEZE_FLAGS = "app-list-freeze-flags";
     public static final String REQUEST_APPS_LIST_SCROLL_Y = "apps-list-scroll-y";
     public static final String REQUEST_WIDGETS_SCROLL_Y = "widgets-scroll-y";
+    public static final String REQUEST_TARGET_INSETS = "target-insets";
     public static final String REQUEST_WINDOW_INSETS = "window-insets";
     public static final String REQUEST_PID = "pid";
     public static final String REQUEST_FORCE_GC = "gc";
@@ -93,11 +94,15 @@
     public static final String REQUEST_RECENT_TASKS_LIST = "recent-tasks-list";
     public static final String REQUEST_START_EVENT_LOGGING = "start-event-logging";
     public static final String REQUEST_GET_TEST_EVENTS = "get-test-events";
+    public static final String REQUEST_GET_HAD_NONTEST_EVENTS = "get-had-nontest-events";
     public static final String REQUEST_STOP_EVENT_LOGGING = "stop-event-logging";
     public static final String REQUEST_CLEAR_DATA = "clear-data";
     public static final String REQUEST_IS_TABLET = "is-tablet";
     public static final String REQUEST_IS_TWO_PANELS = "is-two-panel";
 
+    public static Long sForcePauseTimeout;
+    public static final String REQUEST_SET_FORCE_PAUSE_TIMEOUT = "set-force-pause-timeout";
+
     public static boolean sDebugTracing = false;
     public static final String REQUEST_ENABLE_DEBUG_TRACING = "enable-debug-tracing";
     public static final String REQUEST_DISABLE_DEBUG_TRACING = "disable-debug-tracing";
@@ -113,4 +118,6 @@
     public static final String WORK_PROFILE_REMOVED = "b/159671700";
     public static final String FALLBACK_ACTIVITY_NO_SET = "b/181019015";
     public static final String THIRD_PARTY_LAUNCHER_NOT_SET = "b/187080582";
+    public static final String MOTION_PAUSE_TIMEOUT = "b/194114179";
+    public static final String TASK_VIEW_ID_CRASH = "b/195430732";
 }
diff --git a/src/com/android/launcher3/util/WallpaperOffsetInterpolator.java b/src/com/android/launcher3/util/WallpaperOffsetInterpolator.java
index b8554e4..c51f66f 100644
--- a/src/com/android/launcher3/util/WallpaperOffsetInterpolator.java
+++ b/src/com/android/launcher3/util/WallpaperOffsetInterpolator.java
@@ -63,31 +63,37 @@
      *
      * TODO: do different behavior if it's  a live wallpaper?
      */
-    private void wallpaperOffsetForScroll(int scroll, int numScrollingPages, final int[] out) {
+    private void wallpaperOffsetForScroll(int scroll, int numScrollableScreens, final int[] out) {
         out[1] = 1;
 
         // To match the default wallpaper behavior in the system, we default to either the left
         // or right edge on initialization
-        if (mLockedToDefaultPage || numScrollingPages <= 1) {
+        if (mLockedToDefaultPage || numScrollableScreens <= 1) {
             out[0] =  mIsRtl ? 1 : 0;
             return;
         }
 
         // Distribute the wallpaper parallax over a minimum of MIN_PARALLAX_PAGE_SPAN workspace
         // screens, not including the custom screen, and empty screens (if > MIN_PARALLAX_PAGE_SPAN)
-        int numPagesForWallpaperParallax = mWallpaperIsLiveWallpaper ? numScrollingPages :
-                        Math.max(MIN_PARALLAX_PAGE_SPAN, numScrollingPages);
+        int numScreensForWallpaperParallax = mWallpaperIsLiveWallpaper ? numScrollableScreens :
+                        Math.max(MIN_PARALLAX_PAGE_SPAN, numScrollableScreens);
 
         // Offset by the custom screen
-        int leftPageIndex;
-        int rightPageIndex;
-        if (mIsRtl) {
-            rightPageIndex = 0;
-            leftPageIndex = rightPageIndex + numScrollingPages - 1;
-        } else {
-            leftPageIndex = 0;
-            rightPageIndex = leftPageIndex + numScrollingPages - 1;
-        }
+
+        // Don't confuse screens & pages in this function. In a phone UI, we often use screens &
+        // pages interchangeably. However, in a n-panels UI, where n > 1, the screen in this class
+        // means the scrollable screen. Each screen can consist of at most n panels.
+        // Each panel has at most 1 page. Take 5 pages in 2 panels UI as an example, the Workspace
+        // looks as follow:
+        //
+        // S: scrollable screen, P: page, <E>: empty
+        //   S0        S1         S2
+        // _______   _______   ________
+        // |P0|P1|   |P2|P3|   |P4|<E>|
+        // ¯¯¯¯¯¯¯   ¯¯¯¯¯¯¯   ¯¯¯¯¯¯¯¯
+        int endIndex = getNumPagesExcludingEmpty() - 1;
+        final int leftPageIndex = mIsRtl ? endIndex : 0;
+        final int rightPageIndex = mIsRtl ? 0 : endIndex;
 
         // Calculate the scroll range
         int leftPageScrollX = mWorkspace.getScrollForPage(leftPageIndex);
@@ -103,34 +109,56 @@
         int adjustedScroll = scroll - leftPageScrollX -
                 mWorkspace.getLayoutTransitionOffsetForPage(0);
         adjustedScroll = Utilities.boundToRange(adjustedScroll, 0, scrollRange);
-        out[1] = (numPagesForWallpaperParallax - 1) * scrollRange;
+        out[1] = (numScreensForWallpaperParallax - 1) * scrollRange;
 
         // The offset is now distributed 0..1 between the left and right pages that we care about,
         // so we just map that between the pages that we are using for parallax
         int rtlOffset = 0;
         if (mIsRtl) {
             // In RTL, the pages are right aligned, so adjust the offset from the end
-            rtlOffset = out[1] - (numScrollingPages - 1) * scrollRange;
+            rtlOffset = out[1] - (numScrollableScreens - 1) * scrollRange;
         }
-        out[0] = rtlOffset + adjustedScroll * (numScrollingPages - 1);
+        out[0] = rtlOffset + adjustedScroll * (numScrollableScreens - 1);
     }
 
     public float wallpaperOffsetForScroll(int scroll) {
-        wallpaperOffsetForScroll(scroll, getNumScreensExcludingEmpty(), sTempInt);
+        wallpaperOffsetForScroll(scroll, getNumScrollableScreensExcludingEmpty(), sTempInt);
         return ((float) sTempInt[0]) / sTempInt[1];
     }
 
-    private int getNumScreensExcludingEmpty() {
-        int numScrollingPages = mWorkspace.getChildCount();
-        if (numScrollingPages >= MIN_PARALLAX_PAGE_SPAN && mWorkspace.hasExtraEmptyScreen()) {
-            return numScrollingPages - 1;
+    /**
+     * Returns the number of screens that can be scrolled.
+     *
+     * <p>In an usual phone UI, the number of scrollable screens is equal to the number of
+     * CellLayouts because each screen has exactly 1 CellLayout.
+     *
+     * <p>In a n-panels UI, a screen shows n panels. Each panel has at most 1 CellLayout. Take
+     * 2-panels UI as an example: let's say there are 5 CellLayouts in the Workspace. the number of
+     * scrollable screens will be 3 = ⌈5 / 2⌉.
+     */
+    private int getNumScrollableScreensExcludingEmpty() {
+        float numOfPages = getNumPagesExcludingEmpty();
+        return (int) Math.ceil(numOfPages / mWorkspace.getPanelCount());
+    }
+
+    /**
+     * Returns the number of non-empty pages in the Workspace.
+     *
+     * <p>If a user starts dragging on the rightmost (or leftmost in RTL), an empty CellLayout is
+     * added to the Workspace. This empty CellLayout add as a hover-over target for adding a new
+     * page. To avoid janky motion effect, we ignore this empty CellLayout.
+     */
+    private int getNumPagesExcludingEmpty() {
+        int numOfPages = mWorkspace.getChildCount();
+        if (numOfPages >= MIN_PARALLAX_PAGE_SPAN && mWorkspace.hasExtraEmptyScreen()) {
+            return numOfPages - 1;
         } else {
-            return numScrollingPages;
+            return numOfPages;
         }
     }
 
     public void syncWithScroll() {
-        int numScreens = getNumScreensExcludingEmpty();
+        int numScreens = getNumScrollableScreensExcludingEmpty();
         wallpaperOffsetForScroll(mWorkspace.getScrollX(), numScreens, sTempInt);
         Message msg = Message.obtain(mHandler, MSG_UPDATE_OFFSET, sTempInt[0], sTempInt[1],
                 mWindowToken);
diff --git a/src/com/android/launcher3/views/ScrimView.java b/src/com/android/launcher3/views/ScrimView.java
index 1eb79ad..4c0bfde 100644
--- a/src/com/android/launcher3/views/ScrimView.java
+++ b/src/com/android/launcher3/views/ScrimView.java
@@ -25,23 +25,27 @@
 import android.util.AttributeSet;
 import android.view.View;
 
+import androidx.annotation.NonNull;
 import androidx.core.graphics.ColorUtils;
 
 import com.android.launcher3.BaseActivity;
 import com.android.launcher3.Insettable;
 import com.android.launcher3.util.SystemUiController;
 
+import java.util.ArrayList;
+
 /**
  * Simple scrim which draws a flat color
  */
 public class ScrimView extends View implements Insettable {
     private static final float STATUS_BAR_COLOR_FORCE_UPDATE_THRESHOLD = 0.9f;
 
+    private final ArrayList<Runnable> mOpaquenessListeners = new ArrayList<>(1);
     private SystemUiController mSystemUiController;
-
     private ScrimDrawingController mDrawingController;
     private int mBackgroundColor;
     private boolean mIsVisible = true;
+    private boolean mLastDispatchedOpaqueness;
 
     public ScrimView(Context context, AttributeSet attrs) {
         super(context, attrs);
@@ -60,6 +64,7 @@
     @Override
     protected boolean onSetAlpha(int alpha) {
         updateSysUiColors();
+        dispatchVisibilityListenersIfNeeded();
         return super.onSetAlpha(alpha);
     }
 
@@ -67,6 +72,7 @@
     public void setBackgroundColor(int color) {
         mBackgroundColor = color;
         updateSysUiColors();
+        dispatchVisibilityListenersIfNeeded();
         super.setBackgroundColor(color);
     }
 
@@ -74,6 +80,7 @@
     public void onVisibilityAggregated(boolean isVisible) {
         super.onVisibilityAggregated(isVisible);
         mIsVisible = isVisible;
+        dispatchVisibilityListenersIfNeeded();
     }
 
     public boolean isFullyOpaque() {
@@ -108,6 +115,17 @@
         }
     }
 
+    private void dispatchVisibilityListenersIfNeeded() {
+        boolean fullyOpaque = isFullyOpaque();
+        if (mLastDispatchedOpaqueness == fullyOpaque) {
+            return;
+        }
+        mLastDispatchedOpaqueness = fullyOpaque;
+        for (int i = 0; i < mOpaquenessListeners.size(); i++) {
+            mOpaquenessListeners.get(i).run();
+        }
+    }
+
     private SystemUiController getSystemUiController() {
         if (mSystemUiController == null) {
             mSystemUiController = BaseActivity.fromContext(getContext()).getSystemUiController();
@@ -136,6 +154,22 @@
     }
 
     /**
+     * Registers a listener to be notified of whether the scrim is occluding other UI elements.
+     * @see #isFullyOpaque()
+     */
+    public void addOpaquenessListener(@NonNull Runnable listener) {
+        mOpaquenessListeners.add(listener);
+    }
+
+    /**
+     * Removes previously registered listener.
+     * @see #addOpaquenessListener(Runnable)
+     */
+    public void removeOpaquenessListener(@NonNull Runnable listener) {
+        mOpaquenessListeners.remove(listener);
+    }
+
+    /**
      * A Utility interface allowing for other surfaces to draw on ScrimView
      */
     public interface ScrimDrawingController {
diff --git a/src/com/android/launcher3/widget/WidgetCell.java b/src/com/android/launcher3/widget/WidgetCell.java
index 167eb09..a8ed154 100644
--- a/src/com/android/launcher3/widget/WidgetCell.java
+++ b/src/com/android/launcher3/widget/WidgetCell.java
@@ -325,10 +325,10 @@
             return;
         }
         if (drawable != null) {
+            // Scale down the preview size if it's wider than the cell.
             float scale = 1f;
-            if (getWidth() > 0 && getHeight() > 0) {
-                // Scale down the preview size if it's wider than the cell.
-                float maxWidth = getWidth();
+            if (mTargetPreviewWidth > 0) {
+                float maxWidth = mTargetPreviewWidth;
                 float previewWidth = drawable.getIntrinsicWidth() * mPreviewContainerScale;
                 scale = Math.min(maxWidth / previewWidth, 1);
             }
diff --git a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
index bf4eba0..0d5b9ad 100644
--- a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
+++ b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
@@ -153,6 +153,8 @@
     public static String dumpHprofData() {
         String result;
         if (sDumpWasGenerated) {
+            Log.d("b/195319692", "dump has already been generated by another test",
+                    new Exception());
             result = "dump has already been generated by another test";
         } else {
             try {
@@ -167,6 +169,7 @@
                             "am dumpheap " + device.getLauncherPackageName() + " " + fileName);
                 }
                 sDumpWasGenerated = true;
+                Log.d("b/195319692", "sDumpWasGenerated := true", new Exception());
                 result = "memory dump filename: " + fileName;
             } catch (Throwable e) {
                 Log.e(TAG, "dumpHprofData failed", e);
@@ -251,26 +254,12 @@
         return mDevice;
     }
 
-    private boolean hasSystemUiObject(String resId) {
-        return mDevice.hasObject(By.res(SYSTEMUI_PACKAGE, resId));
-    }
-
     @Before
     public void setUp() throws Exception {
         mLauncher.onTestStart();
-        Log.d(TAG, "Before disabling battery defender");
-        mDevice.executeShellCommand("setprop vendor.battery.defender.disable 1");
-        Log.d(TAG, "Before enabling stay awake");
-        mDevice.executeShellCommand("settings put global stay_on_while_plugged_in 3");
-        for (int i = 0; i < 10 && hasSystemUiObject("keyguard_status_view"); ++i) {
-            Log.d(TAG, "Before unlocking the phone");
-            mDevice.executeShellCommand("input keyevent 82");
-            mDevice.waitForIdle();
-        }
-        Assert.assertTrue("Keyguard still visible",
+        Assert.assertTrue("Keyguard is visible, which is likely caused by a crash in SysUI",
                 TestHelpers.wait(
                         Until.gone(By.res(SYSTEMUI_PACKAGE, "keyguard_status_view")), 60000));
-        Log.d(TAG, "Keyguard is not visible");
 
         final String launcherPackageName = mDevice.getLauncherPackageName();
         try {
diff --git a/tests/src/com/android/launcher3/util/rule/FailureWatcher.java b/tests/src/com/android/launcher3/util/rule/FailureWatcher.java
index 5fbf847..60529a4 100644
--- a/tests/src/com/android/launcher3/util/rule/FailureWatcher.java
+++ b/tests/src/com/android/launcher3/util/rule/FailureWatcher.java
@@ -13,6 +13,7 @@
 
 import org.junit.rules.TestWatcher;
 import org.junit.runner.Description;
+import org.junit.runners.model.Statement;
 
 import java.io.File;
 import java.io.FileOutputStream;
@@ -38,6 +39,26 @@
     }
 
     @Override
+    public Statement apply(Statement base, Description description) {
+        return new Statement() {
+            @Override
+            public void evaluate() throws Throwable {
+                try {
+                    base.evaluate();
+                } finally {
+                    if (mLauncher.hadNontestEvents()) {
+                        throw new AssertionError(
+                                "Launcher received events not sent by the test. This may mean "
+                                        + "that the touch screen of the lab device has sent false"
+                                        + " events. See the logcat for TaplEvents tag and look "
+                                        + "for events with deviceId != -1");
+                    }
+                }
+            }
+        };
+    }
+
+    @Override
     protected void failed(Throwable e, Description description) {
         onError(mDevice, description, e);
     }
diff --git a/tests/src/com/android/launcher3/util/rule/TestStabilityRule.java b/tests/src/com/android/launcher3/util/rule/TestStabilityRule.java
index c24fc8e..de36d5f 100644
--- a/tests/src/com/android/launcher3/util/rule/TestStabilityRule.java
+++ b/tests/src/com/android/launcher3/util/rule/TestStabilityRule.java
@@ -41,7 +41,7 @@
             Pattern.compile("^("
                     + "(?<local>(BuildFromAndroidStudio|"
                     + "([0-9]+|[A-Z])-eng\\.[a-z]+\\.[0-9]+\\.[0-9]+))|"
-                    + "(?<platform>[A-Z][a-z]*)"
+                    + "(?<platform>[A-Z]([a-z]|[0-9])*)"
                     + ")$");
     private static final Pattern PLATFORM_BUILD =
             Pattern.compile("^("
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index 49934f7..ded4282 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -96,6 +96,7 @@
     private static final String TAG = "Tapl";
     private static final int ZERO_BUTTON_STEPS_FROM_BACKGROUND_TO_HOME = 20;
     private static final int GESTURE_STEP_MS = 16;
+    private static final long FORCE_PAUSE_TIMEOUT_MS = 700;
 
     static final Pattern EVENT_TOUCH_DOWN = getTouchEventPattern("ACTION_DOWN");
     static final Pattern EVENT_TOUCH_UP = getTouchEventPattern("ACTION_UP");
@@ -105,6 +106,7 @@
 
     static final Pattern EVENT_TOUCH_DOWN_TIS = getTouchEventPatternTIS("ACTION_DOWN");
     static final Pattern EVENT_TOUCH_UP_TIS = getTouchEventPatternTIS("ACTION_UP");
+
     private final String mLauncherPackage;
     private Boolean mIsLauncher3;
     private long mTestStartTime = -1;
@@ -123,8 +125,6 @@
         OUTSIDE_WITHOUT_PILFER, OUTSIDE_WITH_PILFER, INSIDE, INSIDE_TO_OUTSIDE
     }
 
-    ;
-
     // Base class for launcher containers.
     static abstract class VisibleContainer {
         protected final LauncherInstrumentation mLauncher;
@@ -272,9 +272,13 @@
     }
 
     Bundle getTestInfo(String request) {
+        return getTestInfo(request, /*arg=*/ null);
+    }
+
+    Bundle getTestInfo(String request, String arg) {
         try (ContentProviderClient client = getContext().getContentResolver()
                 .acquireContentProviderClient(mTestProviderUri)) {
-            return client.call(request, null, null);
+            return client.call(request, arg, null);
         } catch (DeadObjectException e) {
             fail("Launcher crashed");
             return null;
@@ -284,6 +288,11 @@
     }
 
     Insets getTargetInsets() {
+        return getTestInfo(TestProtocol.REQUEST_TARGET_INSETS)
+                .getParcelable(TestProtocol.TEST_INFO_RESPONSE_FIELD);
+    }
+
+    Insets getWindowInsets() {
         return getTestInfo(TestProtocol.REQUEST_WINDOW_INSETS)
                 .getParcelable(TestProtocol.TEST_INFO_RESPONSE_FIELD);
     }
@@ -298,6 +307,15 @@
             .getBoolean(TestProtocol.TEST_INFO_RESPONSE_FIELD);
     }
 
+    private void setForcePauseTimeout(long timeout) {
+        getTestInfo(TestProtocol.REQUEST_SET_FORCE_PAUSE_TIMEOUT, Long.toString(timeout));
+    }
+
+    public boolean hadNontestEvents() {
+        return getTestInfo(TestProtocol.REQUEST_GET_HAD_NONTEST_EVENTS)
+                .getBoolean(TestProtocol.TEST_INFO_RESPONSE_FIELD);
+    }
+
     void setActiveContainer(VisibleContainer container) {
         sActiveContainer = new WeakReference<>(container);
     }
@@ -730,6 +748,7 @@
             final String action;
             if (getNavigationModel() == NavigationModel.ZERO_BUTTON) {
                 checkForAnomaly();
+                setForcePauseTimeout(FORCE_PAUSE_TIMEOUT_MS);
 
                 final Point displaySize = getRealDisplaySize();
                 boolean gestureStartFromLauncher = isTablet()
@@ -1119,7 +1138,7 @@
     }
 
     int getBottomGestureSize() {
-        return Math.max(getTargetInsets().bottom, ResourceUtils.getNavbarSize(
+        return Math.max(getWindowInsets().bottom, ResourceUtils.getNavbarSize(
                 ResourceUtils.NAVBAR_BOTTOM_GESTURE_SIZE, getResources())) + 1;
     }