diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarInsetsController.kt b/quickstep/src/com/android/launcher3/taskbar/TaskbarInsetsController.kt
index 7b2b7ec..079e8a1 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarInsetsController.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarInsetsController.kt
@@ -44,7 +44,7 @@
     /** The bottom insets taskbar provides to the IME when IME is visible. */
     val taskbarHeightForIme: Int = context.resources.getDimensionPixelSize(
         KtR.dimen.taskbar_ime_size)
-    private val contentRegion: Region = Region()
+    private val touchableRegion: Region = Region()
     private val deviceProfileChangeListener = { _: DeviceProfile ->
         onTaskbarWindowHeightOrInsetsChanged()
     }
@@ -77,10 +77,11 @@
     }
 
     fun onTaskbarWindowHeightOrInsetsChanged() {
-        var contentHeight = controllers.taskbarStashController.contentHeightToReportToApps
-        contentRegion.set(0, windowLayoutParams.height - contentHeight,
+        val touchableHeight = controllers.taskbarStashController.touchableHeight
+        touchableRegion.set(0, windowLayoutParams.height - touchableHeight,
             context.deviceProfile.widthPx, windowLayoutParams.height)
-        var tappableHeight = controllers.taskbarStashController.tappableHeightToReportToApps
+        val contentHeight = controllers.taskbarStashController.contentHeightToReportToApps
+        val tappableHeight = controllers.taskbarStashController.tappableHeightToReportToApps
         for (provider in windowLayoutParams.providedInsets) {
             if (provider.type == ITYPE_EXTRA_NAVIGATION_BAR) {
                 provider.insetsSize = Insets.of(0, 0, 0, contentHeight)
@@ -154,7 +155,7 @@
                 if (context.isTaskbarWindowFullscreen) {
                     TOUCHABLE_INSETS_FRAME
                 } else {
-                    insetsInfo.touchableRegion.set(contentRegion)
+                    insetsInfo.touchableRegion.set(touchableRegion)
                     TOUCHABLE_INSETS_REGION
                 }
             )
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
index 4b0adb1..b9bcf1b 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
@@ -67,7 +67,7 @@
     public static final int FLAG_STASHED_IN_APP_SETUP = 1 << 4; // setup wizard and AllSetActivity
     public static final int FLAG_STASHED_IN_APP_IME = 1 << 5; // IME is visible
     public static final int FLAG_IN_STASHED_LAUNCHER_STATE = 1 << 6;
-    public static final int FLAG_STASHED_IN_APP_ALL_APPS = 1 << 7; // All apps is visible.
+    public static final int FLAG_STASHED_IN_TASKBAR_ALL_APPS = 1 << 7; // All apps is visible.
     public static final int FLAG_IN_SETUP = 1 << 8; // In the Setup Wizard
     public static final int FLAG_STASHED_SMALL_SCREEN = 1 << 9; // phone screen gesture nav, stashed
 
@@ -77,8 +77,8 @@
     // If we're in an app and any of these flags are enabled, taskbar should be stashed.
     private static final int FLAGS_STASHED_IN_APP = FLAG_STASHED_IN_APP_MANUAL
             | FLAG_STASHED_IN_APP_PINNED | FLAG_STASHED_IN_APP_EMPTY | FLAG_STASHED_IN_APP_SETUP
-            | FLAG_STASHED_IN_APP_IME | FLAG_STASHED_IN_APP_ALL_APPS |
-            FLAG_STASHED_SMALL_SCREEN;
+            | FLAG_STASHED_IN_APP_IME | FLAG_STASHED_IN_TASKBAR_ALL_APPS
+            | FLAG_STASHED_SMALL_SCREEN;
 
     private static final int FLAGS_STASHED_IN_APP_IGNORING_IME =
             FLAGS_STASHED_IN_APP & ~FLAG_STASHED_IN_APP_IME;
@@ -88,7 +88,7 @@
     // Currently any flag that causes us to stash in an app is included, except for IME or All Apps
     // since those cover the underlying app anyway and thus the app shouldn't change insets.
     private static final int FLAGS_REPORT_STASHED_INSETS_TO_APP = FLAGS_STASHED_IN_APP
-            & ~FLAG_STASHED_IN_APP_IME & ~FLAG_STASHED_IN_APP_ALL_APPS;
+            & ~FLAG_STASHED_IN_APP_IME & ~FLAG_STASHED_IN_TASKBAR_ALL_APPS;
 
     /**
      * How long to stash/unstash when manually invoked via long press.
@@ -168,9 +168,11 @@
                 boolean inApp = hasAnyFlag(flags, FLAGS_IN_APP);
                 boolean stashedInApp = hasAnyFlag(flags, FLAGS_STASHED_IN_APP);
                 boolean stashedLauncherState = hasAnyFlag(flags, FLAG_IN_STASHED_LAUNCHER_STATE);
+                boolean stashedInTaskbarAllApps =
+                        hasAnyFlag(flags, FLAG_STASHED_IN_TASKBAR_ALL_APPS);
                 boolean stashedForSmallScreen = hasAnyFlag(flags, FLAG_STASHED_SMALL_SCREEN);
                 return (inApp && stashedInApp) || (!inApp && stashedLauncherState)
-                        || stashedForSmallScreen;
+                        || stashedInTaskbarAllApps || stashedForSmallScreen;
             });
 
     public TaskbarStashController(TaskbarActivityContext activity) {
@@ -317,6 +319,13 @@
     }
 
     /**
+     * Returns the height that taskbar will be touchable.
+     */
+    public int getTouchableHeight() {
+        return mIsStashed ? mStashedHeight : mUnstashedHeight;
+    }
+
+    /**
      * Returns the height that taskbar will inset when inside apps.
      * @see WindowInsets.Type#navigationBars()
      * @see WindowInsets.Type#systemBars()
@@ -659,7 +668,7 @@
             return;
         }
 
-        updateStateForFlag(FLAG_STASHED_IN_APP_ALL_APPS, false);
+        updateStateForFlag(FLAG_STASHED_IN_TASKBAR_ALL_APPS, false);
         if (applyState) {
             applyState(ALL_APPS.getTransitionDuration(
                     mControllers.taskbarActivityContext, false /* isToState */));
@@ -779,7 +788,7 @@
         appendFlag(str, flags, FLAG_STASHED_IN_APP_SETUP, "FLAG_STASHED_IN_APP_SETUP");
         appendFlag(str, flags, FLAG_STASHED_IN_APP_IME, "FLAG_STASHED_IN_APP_IME");
         appendFlag(str, flags, FLAG_IN_STASHED_LAUNCHER_STATE, "FLAG_IN_STASHED_LAUNCHER_STATE");
-        appendFlag(str, flags, FLAG_STASHED_IN_APP_ALL_APPS, "FLAG_STASHED_IN_APP_ALL_APPS");
+        appendFlag(str, flags, FLAG_STASHED_IN_TASKBAR_ALL_APPS, "FLAG_STASHED_IN_APP_ALL_APPS");
         appendFlag(str, flags, FLAG_IN_SETUP, "FLAG_IN_SETUP");
         return str.toString();
     }
diff --git a/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsViewController.java b/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsViewController.java
index b0d3528..128fa5e 100644
--- a/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsViewController.java
@@ -16,7 +16,7 @@
 package com.android.launcher3.taskbar.allapps;
 
 import static com.android.launcher3.LauncherState.ALL_APPS;
-import static com.android.launcher3.taskbar.TaskbarStashController.FLAG_STASHED_IN_APP_ALL_APPS;
+import static com.android.launcher3.taskbar.TaskbarStashController.FLAG_STASHED_IN_TASKBAR_ALL_APPS;
 import static com.android.launcher3.util.OnboardingPrefs.ALL_APPS_VISITED_COUNT;
 
 import com.android.launcher3.AbstractFloatingView;
@@ -84,7 +84,7 @@
     }
 
     private void setUpTaskbarStashing() {
-        mTaskbarStashController.updateStateForFlag(FLAG_STASHED_IN_APP_ALL_APPS, true);
+        mTaskbarStashController.updateStateForFlag(FLAG_STASHED_IN_TASKBAR_ALL_APPS, true);
         mTaskbarStashController.applyState(
                 ALL_APPS.getTransitionDuration(mContext, true /* isToState */));
         mNavbarButtonsViewController.setSlideInViewVisible(true);
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index a6831aa..447745e 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -1579,6 +1579,14 @@
         return mOldConfig.orientation;
     }
 
+    /**
+     * Whether keyboard sync is enabled for transitions between Home and All Apps.
+     * TODO(b/251387263): move this method inside an All Apps specific config class.
+     */
+    public boolean isKeyboardSyncEnabled() {
+        return false;
+    }
+
     @Override
     protected void onNewIntent(Intent intent) {
         if (Utilities.IS_RUNNING_IN_TEST_HARNESS) {
@@ -2742,6 +2750,8 @@
         getViewCache().setCacheSize(R.layout.folder_page, 2);
 
         TraceHelper.INSTANCE.endSection(traceToken);
+
+        mWorkspace.removeExtraEmptyScreen(true);
     }
 
     private boolean canAnimatePageChange() {
diff --git a/src/com/android/launcher3/allapps/AllAppsTransitionController.java b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
index 872c4fd..001b494 100644
--- a/src/com/android/launcher3/allapps/AllAppsTransitionController.java
+++ b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
@@ -39,7 +39,6 @@
 import com.android.launcher3.anim.AnimatorListeners;
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.anim.PropertySetter;
-import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.statemanager.StateManager.StateHandler;
 import com.android.launcher3.states.StateAnimationConfig;
 import com.android.launcher3.util.MultiPropertyFactory;
@@ -229,7 +228,7 @@
             StateAnimationConfig config, PendingAnimation builder) {
         if (mLauncher.isInState(ALL_APPS) && !ALL_APPS.equals(toState)) {
             // For atomic animations, we close the keyboard immediately.
-            if (!config.userControlled && !FeatureFlags.ENABLE_KEYBOARD_TRANSITION_SYNC.get()) {
+            if (!config.userControlled && !mLauncher.isKeyboardSyncEnabled()) {
                 mLauncher.getAppsView().getSearchUiManager().getEditText().hideKeyboard();
             }
 
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index 882d6a6..f3490a0 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -254,11 +254,6 @@
     public static final BooleanFlag ENABLE_ONE_SEARCH_MOTION = new DeviceFlag(
             "ENABLE_ONE_SEARCH_MOTION", true, "Enables animations in OneSearch.");
 
-    public static final BooleanFlag ENABLE_KEYBOARD_TRANSITION_SYNC = new DeviceFlag(
-            "ENABLE_KEYBOARD_TRANSITION_SYNC", IS_STUDIO_BUILD,
-            "Enable option to synchronize the keyboard open and close animations when transitioning"
-                    + " between home and all apps");
-
     public static final BooleanFlag ENABLE_SHOW_KEYBOARD_OPTION_IN_ALL_APPS = new DeviceFlag(
             "ENABLE_SHOW_KEYBOARD_OPTION_IN_ALL_APPS", true,
             "Enable option to show keyboard when going to all-apps");
diff --git a/src/com/android/launcher3/dragndrop/SpringLoadedDragController.java b/src/com/android/launcher3/dragndrop/SpringLoadedDragController.java
index fb8a1bc..08e50dd 100644
--- a/src/com/android/launcher3/dragndrop/SpringLoadedDragController.java
+++ b/src/com/android/launcher3/dragndrop/SpringLoadedDragController.java
@@ -20,12 +20,14 @@
 import com.android.launcher3.CellLayout;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.OnAlarmListener;
+import com.android.launcher3.Utilities;
 import com.android.launcher3.Workspace;
 
 public class SpringLoadedDragController implements OnAlarmListener {
     // how long the user must hover over a mini-screen before it unshrinks
-    final long ENTER_SPRING_LOAD_HOVER_TIME = 500;
-    final long ENTER_SPRING_LOAD_CANCEL_HOVER_TIME = 950;
+    private static final long ENTER_SPRING_LOAD_HOVER_TIME = 500;
+    private static final long ENTER_SPRING_LOAD_HOVER_TIME_IN_TEST = 1500;
+    private static final long ENTER_SPRING_LOAD_CANCEL_HOVER_TIME = 950;
 
     Alarm mAlarm;
 
@@ -39,6 +41,13 @@
         mAlarm.setOnAlarmListener(this);
     }
 
+    private long getEnterSpringLoadHoverTime() {
+        // Some TAPL tests are flaky on Cuttlefish with a low waiting time
+        return Utilities.IS_RUNNING_IN_TEST_HARNESS
+                ? ENTER_SPRING_LOAD_HOVER_TIME_IN_TEST
+                : ENTER_SPRING_LOAD_HOVER_TIME;
+    }
+
     public void cancel() {
         mAlarm.cancelAlarm();
     }
@@ -46,8 +55,8 @@
     // Set a new alarm to expire for the screen that we are hovering over now
     public void setAlarm(CellLayout cl) {
         mAlarm.cancelAlarm();
-        mAlarm.setAlarm((cl == null) ? ENTER_SPRING_LOAD_CANCEL_HOVER_TIME :
-            ENTER_SPRING_LOAD_HOVER_TIME);
+        mAlarm.setAlarm((cl == null) ? ENTER_SPRING_LOAD_CANCEL_HOVER_TIME
+                : getEnterSpringLoadHoverTime());
         mScreen = cl;
     }