diff --git a/quickstep/res/drawable/ic_empty_desktop.xml b/quickstep/res/drawable/ic_empty_desktop.xml
deleted file mode 100644
index cbf1856..0000000
--- a/quickstep/res/drawable/ic_empty_desktop.xml
+++ /dev/null
@@ -1,25 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Copyright (C) 2023 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.
-  -->
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="92dp"
-    android:height="80dp"
-    android:tint="?android:attr/textColorPrimary"
-    android:viewportHeight="80.0"
-    android:viewportWidth="92.0">
-    <path
-        android:fillColor="#AAFFFFFF"
-        android:pathData="M 14.365954,80 Q 10.981668,80 8.4908345,77.509166 6,75.018332 6,71.634046 V 36.193807 q 0,-3.384286 2.4908345,-5.87512 2.4908335,-2.493091 5.8751195,-2.493091 H 22.35738 V 8.365954 q 0,-3.3842855 2.538217,-5.8751198 Q 27.433811,0 30.723337,0 h 46.910711 q 3.479041,0 5.969878,2.4908342 2.490834,2.4908343 2.490834,5.8751198 v 35.442495 q 0,3.384286 -2.490834,5.87512 -2.490837,2.490835 -5.969878,2.490835 h -7.896671 v 19.459642 q 0,3.384286 -2.49083,5.87512 Q 64.755713,80 61.371423,80 Z m 0,-8.365954 h 47.005469 q 0,0 0,0 0,0 0,0 V 43.526426 H 14.365954 v 28.10762 q 0,0 0,0 0,0 0,0 z M 69.737377,43.808449 h 7.896671 q 0,0 0,0 0,0 0,0 V 15.698573 H 30.723337 v 12.127023 h 30.740592 q 3.479048,0 5.877376,2.445711 2.396072,2.443454 2.396072,5.82774 z" />
-</vector>
diff --git a/quickstep/res/layout/task_desktop.xml b/quickstep/res/layout/task_desktop.xml
index f454835..2ec9d4c 100644
--- a/quickstep/res/layout/task_desktop.xml
+++ b/quickstep/res/layout/task_desktop.xml
@@ -32,19 +32,6 @@
         android:layout_width="match_parent"
         android:layout_height="match_parent" />
 
-    <TextView
-        android:id="@+id/empty_view"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="center"
-        android:layout_marginTop="@dimen/overview_task_margin"
-        android:drawablePadding="@dimen/recents_empty_message_text_padding"
-        android:text="@string/recents_empty_desktop_message"
-        android:textColor="?android:textColorPrimary"
-        android:textSize="@dimen/recents_empty_message_text_size"
-        android:drawableTop="@drawable/ic_empty_desktop"
-        android:drawableTint="?android:attr/textColorPrimary" />
-
     <!--
          TODO(b249371338): DesktopTaskView extends from TaskView. TaskView expects TaskThumbnailView
          and IconView with these ids to be present. Need to refactor RecentsView to accept child
diff --git a/quickstep/res/values/strings.xml b/quickstep/res/values/strings.xml
index 2b5975d..eb5fed2 100644
--- a/quickstep/res/values/strings.xml
+++ b/quickstep/res/values/strings.xml
@@ -30,9 +30,6 @@
     <!-- Recents: The empty recents string. [CHAR LIMIT=NONE] -->
     <string name="recents_empty_message">No recent items</string>
 
-    <!-- Recents: The empty recents desktop tile string. [CHAR LIMIT=NONE] -->
-    <string name="recents_empty_desktop_message">No desktop items</string>
-
     <!-- Content description for the recent apps's accessibility option that opens its usage settings. [CHAR LIMIT=NONE] -->
     <string name="accessibility_app_usage_settings">App usage settings</string>
 
@@ -278,6 +275,10 @@
     <string name="taskbar_button_quick_settings">Quick Settings</string>
     <!-- Accessibility title for the Taskbar window. [CHAR_LIMIT=NONE] -->
     <string name="taskbar_a11y_title">Taskbar</string>
+    <!-- Accessibility title for the Taskbar window appeared. [CHAR_LIMIT=NONE] -->
+    <string name="taskbar_a11y_shown_title">Taskbar shown</string>
+    <!-- Accessibility title for the Taskbar window being close. [CHAR_LIMIT=NONE] -->
+    <string name="taskbar_a11y_hidden_title">Taskbar hidden</string>
     <!-- Accessibility title for the Taskbar window on phones. [CHAR_LIMIT=NONE] -->
     <string name="taskbar_phone_a11y_title">Navigation bar</string>
 
diff --git a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
index 5ddf2a8..ea7eba3 100644
--- a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
+++ b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
@@ -634,7 +634,10 @@
         boolean appTargetsAreTranslucent = areAllTargetsTranslucent(appTargets);
 
         RectF launcherIconBounds = new RectF();
-        FloatingIconView floatingView = FloatingIconView.getFloatingIconView(mLauncher, v,
+        FloatingIconView floatingView = getFloatingIconView(mLauncher, v,
+                mLauncher.getTaskbarUIController() == null
+                        ? null
+                        : mLauncher.getTaskbarUIController().findMatchingView(v),
                 !appTargetsAreTranslucent, launcherIconBounds, true /* isOpening */);
         Rect crop = new Rect();
         Matrix matrix = new Matrix();
@@ -1350,6 +1353,9 @@
                     isTransluscent, fallbackBackgroundColor);
         } else if (launcherView != null) {
             floatingIconView = getFloatingIconView(mLauncher, launcherView,
+                    mLauncher.getTaskbarUIController() == null
+                            ? null
+                            : mLauncher.getTaskbarUIController().findMatchingView(launcherView),
                     true /* hideOriginal */, targetRect, false /* isOpening */);
         } else {
             targetRect.set(getDefaultWindowTargetRect());
diff --git a/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java b/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
index bafd5b4..84bf02e 100644
--- a/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
@@ -288,14 +288,9 @@
             updateButtonLayoutSpacing();
             updateStateForFlag(FLAG_SMALL_SCREEN, isPhoneButtonNavMode(mContext));
 
-            // Animate taskbar background when either..
-            // notification shade expanded AND not on keyguard
-            // back is visible for bouncer
             mPropertyHolders.add(new StatePropertyHolder(
                     mControllers.taskbarDragLayerController.getNavbarBackgroundAlpha(),
-                    flags -> ((flags & FLAG_NOTIFICATION_SHADE_EXPANDED) != 0
-                                && (flags & FLAG_KEYGUARD_VISIBLE) == 0)
-                            || (flags & FLAG_ONLY_BACK_FOR_BOUNCER_VISIBLE) != 0));
+                    flags -> (flags & FLAG_ONLY_BACK_FOR_BOUNCER_VISIBLE) != 0));
 
             // Rotation button
             RotationButton rotationButton = new RotationButtonImpl(
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index 81389ab..57e11de 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -589,10 +589,8 @@
         AnimatorSet anim = new AnimatorSet();
         anim.play(mControllers.taskbarViewController.getTaskbarIconAlpha().get(
                 TaskbarViewController.ALPHA_INDEX_NOTIFICATION_EXPANDED).animateToValue(alpha));
-        if (!isThreeButtonNav()) {
-            anim.play(mControllers.taskbarDragLayerController.getNotificationShadeBgTaskbar()
-                    .animateToValue(alpha));
-        }
+        anim.play(mControllers.taskbarDragLayerController.getNotificationShadeBgTaskbar()
+                .animateToValue(alpha));
         anim.start();
         if (skipAnim) {
             anim.end();
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
index babafd5..8c21778 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
@@ -16,6 +16,7 @@
 package com.android.launcher3.taskbar;
 
 import static android.view.HapticFeedbackConstants.LONG_PRESS;
+import static android.view.accessibility.AccessibilityManager.FLAG_CONTENT_CONTROLS;
 
 import static com.android.launcher3.anim.Interpolators.EMPHASIZED;
 import static com.android.launcher3.anim.Interpolators.FINAL_FRAME;
@@ -43,6 +44,7 @@
 import android.view.InsetsController;
 import android.view.View;
 import android.view.ViewConfiguration;
+import android.view.accessibility.AccessibilityManager;
 import android.view.animation.Interpolator;
 
 import androidx.annotation.NonNull;
@@ -189,6 +191,7 @@
     // Stashed handle properties.
     private MultiProperty mTaskbarStashedHandleAlpha;
     private AnimatedFloat mTaskbarStashedHandleHintScale;
+    private final AccessibilityManager mAccessibilityManager;
 
     /** Whether we are currently visually stashed (might change based on launcher state). */
     private boolean mIsStashed = false;
@@ -221,6 +224,7 @@
         mActivity = activity;
         mPrefs = LauncherPrefs.getPrefs(mActivity);
         mSystemUiProxy = SystemUiProxy.INSTANCE.get(activity);
+        mAccessibilityManager = mActivity.getSystemService(AccessibilityManager.class);
         if (isPhoneMode()) {
             // DeviceProfile's taskbar vars aren't initialized w/ the flag off
             Resources resources = mActivity.getResources();
@@ -600,6 +604,7 @@
                 if (!mIsStashed) {
                     tryStartTaskbarTimeout();
                 }
+                mControllers.taskbarViewController.announceForAccessibility();
             }
         });
     }
@@ -722,8 +727,8 @@
                 skipInterpolator = FINAL_FRAME;
             }
         }
-        play(as, mControllers.taskbarViewController
-                .createRevealAnimToIsStashed(isStashed), 0, duration, EMPHASIZED);
+        mControllers.taskbarViewController.addRevealAnimToIsStashed(as, isStashed, duration,
+                EMPHASIZED);
 
         if (skipInterpolator != null) {
             as.setInterpolator(skipInterpolator);
@@ -1017,7 +1022,15 @@
         cancelTimeoutIfExists();
 
         mTimeoutAlarm.setOnAlarmListener(this::onTaskbarTimeout);
-        mTimeoutAlarm.setAlarm(NO_TOUCH_TIMEOUT_TO_STASH_MS);
+        mTimeoutAlarm.setAlarm(getTaskbarAutoHideTimeout());
+    }
+
+    /**
+     * returns appropriate timeout for taskbar to stash depending on accessibility being on/off.
+     */
+    private long getTaskbarAutoHideTimeout() {
+        return mAccessibilityManager.getRecommendedTimeoutMillis((int) NO_TOUCH_TIMEOUT_TO_STASH_MS,
+                FLAG_CONTENT_CONTROLS);
     }
 
     private void onTaskbarTimeout(Alarm alarm) {
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java
index 033b075..4c6d3fa 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java
@@ -17,6 +17,8 @@
 
 import static android.app.ActivityTaskManager.INVALID_TASK_ID;
 
+import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_HOTSEAT;
+import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_HOTSEAT_PREDICTION;
 import static com.android.launcher3.taskbar.TaskbarStashController.FLAG_IN_APP;
 
 import android.content.Intent;
@@ -282,4 +284,30 @@
      * No-op if the view is not yet open.
      */
     public void launchSplitTasks(@NonNull View taskview, @NonNull GroupTask groupTask) { }
+
+    /**
+     * Returns the matching view (if any) in the taskbar.
+     * @param view The view to match.
+     */
+    public @Nullable View findMatchingView(View view) {
+        if (!(view.getTag() instanceof ItemInfo)) {
+            return null;
+        }
+        ItemInfo info = (ItemInfo) view.getTag();
+        if (info.container != CONTAINER_HOTSEAT && info.container != CONTAINER_HOTSEAT_PREDICTION) {
+            return null;
+        }
+
+        // Taskbar has the same items as the hotseat and we can use screenId to find the match.
+        int screenId = info.screenId;
+        View[] views = mControllers.taskbarViewController.getIconViews();
+        for (int i = views.length - 1; i >= 0; --i) {
+            if (views[i] != null
+                    && views[i].getTag() instanceof ItemInfo
+                    && ((ItemInfo) views[i].getTag()).screenId == screenId) {
+                return views[i];
+            }
+        }
+        return null;
+    }
 }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
index 3d5089f..11b07e8 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarView.java
@@ -16,15 +16,18 @@
 package com.android.launcher3.taskbar;
 
 import static android.content.pm.PackageManager.FEATURE_PC;
+import static android.view.accessibility.AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED;
 
 import android.content.Context;
 import android.content.res.Resources;
 import android.graphics.Canvas;
 import android.graphics.Rect;
+import android.os.Bundle;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
 import android.view.MotionEvent;
 import android.view.View;
+import android.view.accessibility.AccessibilityNodeInfo;
 import android.widget.FrameLayout;
 
 import androidx.annotation.LayoutRes;
@@ -153,7 +156,26 @@
 
         // TODO: Disable touch events on QSB otherwise it can crash.
         mQsb = LayoutInflater.from(context).inflate(R.layout.search_container_hotseat, this, false);
+    }
 
+    @Override
+    public boolean performAccessibilityActionInternal(int action, Bundle arguments) {
+        if (action == AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS) {
+            announceForAccessibility(mContext.getString(R.string.taskbar_a11y_shown_title));
+        } else if (action == AccessibilityNodeInfo.ACTION_CLEAR_ACCESSIBILITY_FOCUS) {
+            announceForAccessibility(mContext.getString(R.string.taskbar_a11y_hidden_title));
+        }
+        return super.performAccessibilityActionInternal(action, arguments);
+
+    }
+
+    protected void announceAccessibilityChanges() {
+        this.performAccessibilityAction(
+                isVisibleToUser() ? AccessibilityNodeInfo.ACTION_ACCESSIBILITY_FOCUS
+                        : AccessibilityNodeInfo.ACTION_CLEAR_ACCESSIBILITY_FOCUS, null);
+
+        ActivityContext.lookupContext(getContext()).getDragLayer()
+                .sendAccessibilityEvent(TYPE_WINDOW_CONTENT_CHANGED);
     }
 
     private int getColorWithGivenLuminance(int color, float luminance) {
@@ -163,6 +185,13 @@
         return ColorUtils.HSLToColor(colorHSL);
     }
 
+    /**
+     * Returns the icon touch size.
+     */
+    public int getIconTouchSize() {
+        return mIconTouchSize;
+    }
+
     private int calculateThemeIconsBackground() {
         int color = ThemedIconDrawable.getColors(mContext)[0];
         if (Utilities.isDarkTheme(mContext)) {
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
index 3143f23..50dbcc7 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
@@ -63,7 +63,6 @@
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.touch.SingleAxisSwipeDetector;
 import com.android.launcher3.util.DisplayController;
-import com.android.launcher3.util.HorizontalInsettableView;
 import com.android.launcher3.util.ItemInfoMatcher;
 import com.android.launcher3.util.LauncherBindableItemsContainer;
 import com.android.launcher3.util.MultiPropertyFactory;
@@ -91,6 +90,9 @@
     public static final int ALPHA_INDEX_SMALL_SCREEN = 6;
     private static final int NUM_ALPHA_CHANNELS = 7;
 
+    // This allows the icons on the edge to stay within the taskbar background bounds.
+    private static final float ICON_REVEAL_X_DURATION_MULTIPLIER = 0.8f;
+
     private final TaskbarActivityContext mActivity;
     private final TaskbarView mTaskbarView;
     private final MultiValueAlpha mTaskbarIconAlpha;
@@ -189,6 +191,13 @@
         mActivity.addOnDeviceProfileChangeListener(mDeviceProfileChangeListener);
     }
 
+    /**
+     * Announcement for Accessibility when Taskbar stashes/unstashes.
+     */
+    public void announceForAccessibility() {
+        mTaskbarView.announceAccessibilityChanges();
+    }
+
     public void onDestroy() {
         LauncherAppState.getInstance(mActivity).getModel().removeCallbacks(mModelCallbacks);
         mActivity.removeOnDeviceProfileChangeListener(mDeviceProfileChangeListener);
@@ -304,73 +313,87 @@
     /**
      * Creates and returns a {@link RevealOutlineAnimation} Animator that updates the icon shape
      * and size.
+     * @param as The AnimatorSet to add all animations to.
      * @param isStashed When true, the icon crops vertically to the size of the stashed handle.
      *                  When false, the reverse happens.
+     * @param duration The duration of the animation.
+     * @param interpolator The interpolator to use for all animations.
      */
-    public AnimatorSet createRevealAnimToIsStashed(boolean isStashed) {
-        AnimatorSet as = new AnimatorSet();
+    public void addRevealAnimToIsStashed(AnimatorSet as, boolean isStashed, long duration,
+            Interpolator interpolator) {
+        AnimatorSet reveal = new AnimatorSet();
 
         Rect stashedBounds = new Rect();
         mControllers.stashedHandleViewController.getStashedHandleBounds(stashedBounds);
 
-        int numChildren = mTaskbarView.getChildCount();
+        boolean isQsbInline = mActivity.getDeviceProfile().isQsbInline;
+        int numIcons = mTaskbarView.getChildCount() - (isQsbInline ? 1 : 0);
         // We do not actually modify the width of the icons, but we will use this width to position
         // the children to overlay the nav handle.
-        float virtualChildWidth = stashedBounds.width() / (float) numChildren;
+        float virtualChildWidth = stashedBounds.width() / (float) numIcons;
 
-        for (int i = numChildren - 1; i >= 0; i--) {
+        // All children move the same y-amount since they will be cropped to the same centerY.
+        float croppedTransY = mTaskbarView.getIconTouchSize() - stashedBounds.height();
+
+        boolean isRtl = Utilities.isRtl(mTaskbarView.getResources());
+        for (int i = mTaskbarView.getChildCount() - 1; i >= 0; i--) {
             View child = mTaskbarView.getChildAt(i);
-
-            if (child == mTaskbarView.getQsb()) {
-                continue;
-            }
+            boolean isQsb = child == mTaskbarView.getQsb();
 
             // Crop the icons to/from the nav handle shape.
-            as.play(createRevealAnimForView(child, isStashed));
+            reveal.play(createRevealAnimForView(child, isStashed).setDuration(duration));
 
             // Translate the icons to/from their locations as the "nav handle."
             // We look at 'left' and 'right' values to ensure that the children stay within the
             // bounds of the stashed handle.
-            float iconLeft = child.getLeft();
-            float newLeft = stashedBounds.left + (virtualChildWidth * i);
+
+            // All of the taskbar icons will overlap the entirety of the stashed handle
+            // And the QSB, if inline, will overlap part of stashed handle as well.
+            int positionInHandle = (isQsbInline && !isQsb)
+                    ? i + (isRtl ? 1 : -1)
+                    : i;
+            float currentPosition = isQsb ? child.getX() : child.getLeft();
+            float newPosition = stashedBounds.left + (virtualChildWidth * positionInHandle);
             final float croppedTransX;
-            if (iconLeft > newLeft) {
-                float newRight = stashedBounds.right - (virtualChildWidth * (numChildren - 1 - i));
-                croppedTransX = -(child.getLeft() + child.getWidth() - newRight);
+            if (currentPosition > newPosition) {
+                float newRight = stashedBounds.right - (virtualChildWidth
+                        * (numIcons - 1 - positionInHandle));
+                croppedTransX = -(currentPosition + child.getWidth() - newRight);
             } else {
-                croppedTransX = newLeft - iconLeft;
+                croppedTransX = newPosition - currentPosition;
             }
 
-            float croppedTransY = child.getHeight() - stashedBounds.height();
+            long transXDuration = (long) (duration * ICON_REVEAL_X_DURATION_MULTIPLIER);
+            float[] transX = isStashed
+                    ? new float[] {croppedTransX}
+                    : new float[] {croppedTransX, 0};
+            float[] transY = isStashed
+                    ? new float[] {croppedTransY}
+                    : new float[] {croppedTransY, 0};
+
             if (child instanceof Reorderable) {
                 MultiTranslateDelegate mtd = ((Reorderable) child).getTranslateDelegate();
 
-                as.play(ObjectAnimator.ofFloat(mtd.getTranslationX(INDEX_TASKBAR_REVEAL_ANIM),
-                        MULTI_PROPERTY_VALUE, isStashed
-                                ? new float[] {croppedTransX}
-                                : new float[] {croppedTransX, 0}));
-                as.play(ObjectAnimator.ofFloat(mtd.getTranslationY(INDEX_TASKBAR_REVEAL_ANIM),
-                        MULTI_PROPERTY_VALUE, isStashed
-                                ? new float[] {croppedTransY}
-                                : new float[] {croppedTransY, 0}));
+                reveal.play(ObjectAnimator.ofFloat(mtd.getTranslationX(INDEX_TASKBAR_REVEAL_ANIM),
+                        MULTI_PROPERTY_VALUE, transX)
+                        .setDuration(transXDuration));
+                reveal.play(ObjectAnimator.ofFloat(mtd.getTranslationY(INDEX_TASKBAR_REVEAL_ANIM),
+                        MULTI_PROPERTY_VALUE, transY));
                 as.addListener(forEndCallback(() ->
                         mtd.setTranslation(INDEX_TASKBAR_REVEAL_ANIM, 0, 0)));
             } else {
-                as.play(ObjectAnimator.ofFloat(child,
-                        VIEW_TRANSLATE_X, isStashed
-                                ? new float[] {croppedTransX}
-                                : new float[] {croppedTransX, 0}));
-                as.play(ObjectAnimator.ofFloat(child,
-                        VIEW_TRANSLATE_Y, isStashed
-                                ? new float[] {croppedTransY}
-                                : new float[] {croppedTransY, 0}));
+                reveal.play(ObjectAnimator.ofFloat(child, VIEW_TRANSLATE_X, transX)
+                        .setDuration(transXDuration));
+                reveal.play(ObjectAnimator.ofFloat(child, VIEW_TRANSLATE_Y, transY));
                 as.addListener(forEndCallback(() -> {
                     child.setTranslationX(0);
                     child.setTranslationY(0);
                 }));
             }
         }
-        return as;
+
+        reveal.setInterpolator(interpolator);
+        as.play(reveal);
     }
 
     /**
@@ -431,7 +454,6 @@
 
         for (int i = 0; i < mTaskbarView.getChildCount(); i++) {
             View child = mTaskbarView.getChildAt(i);
-            int positionInHotseat;
             boolean isAllAppsButton = child == mTaskbarView.getAllAppsButtonView();
             if (!mIsHotseatIconOnTopWhenAligned) {
                 // When going to home, the EMPHASIZED interpolator in TaskbarLauncherStateController
@@ -439,10 +461,17 @@
                 // to avoid icons disappearing rather than fading out visually.
                 setter.setViewAlpha(child, 0, Interpolators.clampToProgress(LINEAR, 0.8f, 1f));
             } else if ((isAllAppsButton && !FeatureFlags.ENABLE_ALL_APPS_BUTTON_IN_HOTSEAT.get())) {
-                setter.setViewAlpha(child, 0,
-                        isToHome
-                                ? Interpolators.clampToProgress(LINEAR, 0f, 0.17f)
-                                : Interpolators.clampToProgress(LINEAR, 0.72f, 0.84f));
+                if (!isToHome
+                        && mIsHotseatIconOnTopWhenAligned
+                        && mControllers.taskbarStashController.isStashed()) {
+                    // Prevent All Apps icon from appearing when going from hotseat to nav handle.
+                    setter.setViewAlpha(child, 0, Interpolators.clampToProgress(LINEAR, 0f, 0f));
+                } else {
+                    setter.setViewAlpha(child, 0,
+                            isToHome
+                                    ? Interpolators.clampToProgress(LINEAR, 0f, 0.17f)
+                                    : Interpolators.clampToProgress(LINEAR, 0.72f, 0.84f));
+                }
             }
 
             if (child == mTaskbarView.getQsb()) {
@@ -454,32 +483,36 @@
                 float childCenter = (child.getLeft() + child.getRight()) / 2f;
                 float halfQsbIconWidthDiff =
                         (launcherDp.hotseatQsbWidth - taskbarDp.iconSizePx) / 2f;
-                setter.addFloat(child, VIEW_TRANSLATE_X,
-                        isRtl ? -halfQsbIconWidthDiff : halfQsbIconWidthDiff,
-                        hotseatIconCenter - childCenter, interpolator);
-
                 float scale = ((float) taskbarDp.iconSizePx) / launcherDp.hotseatQsbVisualHeight;
                 setter.addFloat(child, SCALE_PROPERTY, scale, 1f, interpolator);
 
-                setter.setFloat(child, VIEW_TRANSLATE_Y, mTaskbarBottomMargin, interpolator);
+                float fromX = isRtl ? -halfQsbIconWidthDiff : halfQsbIconWidthDiff;
+                float toX = hotseatIconCenter - childCenter;
+                if (child instanceof Reorderable) {
+                    MultiTranslateDelegate mtd = ((Reorderable) child).getTranslateDelegate();
+
+                    setter.addFloat(mtd.getTranslationX(INDEX_TASKBAR_ALIGNMENT_ANIM),
+                            MULTI_PROPERTY_VALUE, fromX, toX, interpolator);
+                    setter.setFloat(mtd.getTranslationY(INDEX_TASKBAR_ALIGNMENT_ANIM),
+                            MULTI_PROPERTY_VALUE, mTaskbarBottomMargin, interpolator);
+                } else {
+                    setter.addFloat(child, VIEW_TRANSLATE_X, fromX, toX, interpolator);
+                    setter.setFloat(child, VIEW_TRANSLATE_Y, mTaskbarBottomMargin, interpolator);
+                }
 
                 if (mIsHotseatIconOnTopWhenAligned) {
                     setter.addFloat(child, VIEW_ALPHA, 0f, 1f,
                             isToHome
                                     ? Interpolators.clampToProgress(LINEAR, 0f, 0.35f)
-                                    : Interpolators.clampToProgress(LINEAR, 0.84f, 1f));
+                                    : mActivity.getDeviceProfile().isQsbInline
+                                            ? Interpolators.clampToProgress(LINEAR, 0f, 1f)
+                                            : Interpolators.clampToProgress(LINEAR, 0.84f, 1f));
                 }
                 setter.addOnFrameListener(animator -> AlphaUpdateListener.updateVisibility(child));
-
-                float qsbInsetFraction = halfQsbIconWidthDiff / launcherDp.hotseatQsbWidth;
-                if (child instanceof HorizontalInsettableView) {
-                    setter.addFloat((HorizontalInsettableView) child,
-                            HorizontalInsettableView.HORIZONTAL_INSETS, qsbInsetFraction, 0,
-                            interpolator);
-                }
                 continue;
             }
 
+            int positionInHotseat;
             if (isAllAppsButton) {
                 // Note that there is no All Apps button in the hotseat, this position is only used
                 // as its convenient for animation purposes.
@@ -496,18 +529,17 @@
             float hotseatIconCenter = hotseatPadding.left
                     + (hotseatCellSize + borderSpacing) * positionInHotseat
                     + hotseatCellSize / 2f;
-
             float childCenter = (child.getLeft() + child.getRight()) / 2f;
+            float toX = hotseatIconCenter - childCenter;
             if (child instanceof Reorderable) {
                 MultiTranslateDelegate mtd = ((Reorderable) child).getTranslateDelegate();
 
                 setter.setFloat(mtd.getTranslationX(INDEX_TASKBAR_ALIGNMENT_ANIM),
-                        MULTI_PROPERTY_VALUE, hotseatIconCenter - childCenter, interpolator);
+                        MULTI_PROPERTY_VALUE, toX, interpolator);
                 setter.setFloat(mtd.getTranslationY(INDEX_TASKBAR_ALIGNMENT_ANIM),
                         MULTI_PROPERTY_VALUE, mTaskbarBottomMargin, interpolator);
             } else {
-                setter.setFloat(child, VIEW_TRANSLATE_X,
-                        hotseatIconCenter - childCenter, interpolator);
+                setter.setFloat(child, VIEW_TRANSLATE_X, toX, interpolator);
                 setter.setFloat(child, VIEW_TRANSLATE_Y, mTaskbarBottomMargin, interpolator);
             }
             setter.setFloat(child, SCALE_PROPERTY, scaleUp, interpolator);
diff --git a/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java b/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
index e268d1b..2a46e08 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
@@ -20,11 +20,10 @@
 import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_OPTIMIZE_MEASURE;
 import static android.view.accessibility.AccessibilityEvent.TYPE_VIEW_FOCUSED;
 
-import static com.android.launcher3.LauncherSettings.Animation.DEFAULT_NO_ICON;
-import static com.android.launcher3.LauncherSettings.Animation.VIEW_BACKGROUND;
 import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_HOTSEAT;
 import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_APPLICATION;
 import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT;
+import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_SEARCH_ACTION;
 import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT;
 import static com.android.launcher3.LauncherState.ALL_APPS;
 import static com.android.launcher3.LauncherState.NORMAL;
@@ -83,7 +82,6 @@
 import android.view.HapticFeedbackConstants;
 import android.view.RemoteAnimationTarget;
 import android.view.View;
-import android.view.WindowManagerGlobal;
 import android.window.BackEvent;
 import android.window.OnBackAnimationCallback;
 import android.window.OnBackInvokedDispatcher;
@@ -174,6 +172,7 @@
 import com.android.quickstep.views.OverviewActionsView;
 import com.android.quickstep.views.RecentsView;
 import com.android.quickstep.views.TaskView;
+import com.android.systemui.shared.recents.model.Task;
 import com.android.systemui.shared.system.ActivityManagerWrapper;
 import com.android.systemui.unfold.RemoteUnfoldSharedComponent;
 import com.android.systemui.unfold.UnfoldSharedComponent;
@@ -193,6 +192,7 @@
 import java.util.Collections;
 import java.util.List;
 import java.util.Objects;
+import java.util.function.Consumer;
 import java.util.function.Predicate;
 import java.util.stream.Stream;
 
@@ -421,15 +421,18 @@
      */
     private void onStateOrResumeChanging(boolean inTransition) {
         LauncherState state = getStateManager().getState();
-        if (!ENABLE_PIP_KEEP_CLEAR_ALGORITHM) {
-            boolean started = ((getActivityFlags() & ACTIVITY_STATE_STARTED)) != 0;
-            if (started) {
-                DeviceProfile profile = getDeviceProfile();
-                boolean willUserBeActive =
-                        (getActivityFlags() & ACTIVITY_STATE_USER_WILL_BE_ACTIVE) != 0;
-                boolean visible = (state == NORMAL || state == OVERVIEW)
-                        && (willUserBeActive || isUserActive())
-                        && !profile.isVerticalBarLayout();
+        boolean started = ((getActivityFlags() & ACTIVITY_STATE_STARTED)) != 0;
+        if (started) {
+            DeviceProfile profile = getDeviceProfile();
+            boolean willUserBeActive =
+                    (getActivityFlags() & ACTIVITY_STATE_USER_WILL_BE_ACTIVE) != 0;
+            boolean visible = (state == NORMAL || state == OVERVIEW)
+                    && (willUserBeActive || isUserActive())
+                    && !profile.isVerticalBarLayout();
+            if (ENABLE_PIP_KEEP_CLEAR_ALGORITHM)  {
+                SystemUiProxy.INSTANCE.get(this)
+                        .setLauncherKeepClearAreaHeight(visible, profile.hotseatBarSizePx);
+            } else {
                 SystemUiProxy.INSTANCE.get(this).setShelfHeight(visible, profile.hotseatBarSizePx);
             }
         }
@@ -1067,8 +1070,7 @@
             activityOptions.options.setSourceInfo(ActivityOptions.SourceInfo.TYPE_LAUNCHER,
                     mLastTouchUpTime);
         }
-        if (item != null && (item.animationType == DEFAULT_NO_ICON
-                || item.animationType == VIEW_BACKGROUND)) {
+        if (item != null && item.itemType == ITEM_TYPE_SEARCH_ACTION) {
             activityOptions.options.setSplashScreenStyle(
                     SplashScreen.SPLASH_SCREEN_STYLE_SOLID_COLOR);
         } else {
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java
index df95dc1..b7bafd8 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonNavbarToOverviewTouchController.java
@@ -191,7 +191,7 @@
             // need to manually set the duration to a reasonable value.
             animator.setDuration(HINT_STATE.getTransitionDuration(mLauncher, true /* isToState */));
         }
-        if (FeatureFlags.ENABLE_HAPTICS_ALL_APPS.get() &&
+        if (FeatureFlags.ENABLE_PREMIUM_HAPTICS_ALL_APPS.get() &&
                 ((mFromState == NORMAL && mToState == ALL_APPS)
                         || (mFromState == ALL_APPS && mToState == NORMAL)) && isFling) {
             mVibratorWrapper.vibrateForDragBump();
diff --git a/quickstep/src/com/android/quickstep/LauncherSwipeHandlerV2.java b/quickstep/src/com/android/quickstep/LauncherSwipeHandlerV2.java
index bb781c8..3151374 100644
--- a/quickstep/src/com/android/quickstep/LauncherSwipeHandlerV2.java
+++ b/quickstep/src/com/android/quickstep/LauncherSwipeHandlerV2.java
@@ -105,6 +105,9 @@
     private HomeAnimationFactory createIconHomeAnimationFactory(View workspaceView) {
         RectF iconLocation = new RectF();
         FloatingIconView floatingIconView = getFloatingIconView(mActivity, workspaceView,
+                mActivity.getTaskbarUIController() == null
+                        ? null
+                        : mActivity.getTaskbarUIController().findMatchingView(workspaceView),
                 true /* hideOriginal */, iconLocation, false /* isOpening */);
 
         // We want the window alpha to be 0 once this threshold is met, so that the
diff --git a/quickstep/src/com/android/quickstep/SystemUiProxy.java b/quickstep/src/com/android/quickstep/SystemUiProxy.java
index 86b02aa..7c09805 100644
--- a/quickstep/src/com/android/quickstep/SystemUiProxy.java
+++ b/quickstep/src/com/android/quickstep/SystemUiProxy.java
@@ -87,6 +87,7 @@
             new MainThreadInitializedObject<>(SystemUiProxy::new);
 
     private static final int MSG_SET_SHELF_HEIGHT = 1;
+    private static final int MSG_SET_LAUNCHER_KEEP_CLEAR_AREA_HEIGHT = 2;
 
     private ISystemUiProxy mSystemUiProxy;
     private IPip mPip;
@@ -121,6 +122,10 @@
     private int mLastShelfHeight;
     private boolean mLastShelfVisible;
 
+    // Used to dedupe calls to SystemUI
+    private int mLastLauncherKeepClearAreaHeight;
+    private boolean mLastLauncherKeepClearAreaHeightVisible;
+
     private final Context mContext;
     private final Handler mAsyncHandler;
 
@@ -454,6 +459,33 @@
     }
 
     /**
+     * Sets the height of the keep clear area that is going to be reported by
+     * the Launcher for the Hotseat.
+     */
+    public void setLauncherKeepClearAreaHeight(boolean visible, int height) {
+        Message.obtain(mAsyncHandler, MSG_SET_LAUNCHER_KEEP_CLEAR_AREA_HEIGHT,
+                visible ? 1 : 0 , height).sendToTarget();
+    }
+
+    @WorkerThread
+    private void setLauncherKeepClearAreaHeight(int visibleInt, int height) {
+        boolean visible = visibleInt != 0;
+        boolean changed = visible != mLastLauncherKeepClearAreaHeightVisible
+                || height != mLastLauncherKeepClearAreaHeight;
+        IPip pip = mPip;
+        if (pip != null && changed) {
+            mLastLauncherKeepClearAreaHeightVisible = visible;
+            mLastLauncherKeepClearAreaHeight = height;
+            try {
+                pip.setLauncherKeepClearAreaHeight(visible, height);
+            } catch (RemoteException e) {
+                Log.w(TAG, "Failed call setLauncherKeepClearAreaHeight visible: " + visible
+                        + " height: " + height, e);
+            }
+        }
+    }
+
+    /**
      * Sets listener to get pip animation callbacks.
      */
     public void setPipAnimationListener(IPipAnimationListener listener) {
@@ -945,6 +977,9 @@
             case MSG_SET_SHELF_HEIGHT:
                 setShelfHeightAsync(msg.arg1, msg.arg2);
                 return true;
+            case MSG_SET_LAUNCHER_KEEP_CLEAR_AREA_HEIGHT:
+                setLauncherKeepClearAreaHeight(msg.arg1, msg.arg2);
+                return true;
         }
 
         return false;
diff --git a/quickstep/src/com/android/quickstep/TopTaskTracker.java b/quickstep/src/com/android/quickstep/TopTaskTracker.java
index 6d8ee10..6f502d0 100644
--- a/quickstep/src/com/android/quickstep/TopTaskTracker.java
+++ b/quickstep/src/com/android/quickstep/TopTaskTracker.java
@@ -302,7 +302,10 @@
 
         @Nullable
         public String getPackageName() {
-            return mTopTask == null ? null : mTopTask.baseActivity.getPackageName();
+            if (mTopTask == null || mTopTask.baseActivity == null) {
+                return null;
+            }
+            return mTopTask.baseActivity.getPackageName();
         }
     }
 }
diff --git a/quickstep/src/com/android/quickstep/util/DesktopTask.java b/quickstep/src/com/android/quickstep/util/DesktopTask.java
index 433d23f..b3f5d82 100644
--- a/quickstep/src/com/android/quickstep/util/DesktopTask.java
+++ b/quickstep/src/com/android/quickstep/util/DesktopTask.java
@@ -16,6 +16,8 @@
 
 package com.android.quickstep.util;
 
+import androidx.annotation.NonNull;
+
 import com.android.quickstep.views.TaskView;
 import com.android.systemui.shared.recents.model.Task;
 
@@ -27,9 +29,10 @@
  */
 public class DesktopTask extends GroupTask {
 
-    public ArrayList<Task> tasks;
+    @NonNull
+    public final ArrayList<Task> tasks;
 
-    public DesktopTask(ArrayList<Task> tasks) {
+    public DesktopTask(@NonNull ArrayList<Task> tasks) {
         super(tasks.get(0), null, null, TaskView.Type.DESKTOP);
         this.tasks = tasks;
     }
diff --git a/quickstep/src/com/android/quickstep/util/SplitAnimationController.kt b/quickstep/src/com/android/quickstep/util/SplitAnimationController.kt
new file mode 100644
index 0000000..6dd67de
--- /dev/null
+++ b/quickstep/src/com/android/quickstep/util/SplitAnimationController.kt
@@ -0,0 +1,163 @@
+/*
+ *  Copyright (C) 2023 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.quickstep.util
+
+import android.animation.ObjectAnimator
+import android.graphics.Bitmap
+import android.graphics.drawable.Drawable
+import android.view.View
+import com.android.launcher3.DeviceProfile
+import com.android.launcher3.anim.PendingAnimation
+import com.android.launcher3.util.SplitConfigurationOptions.SplitSelectSource
+import com.android.quickstep.views.TaskThumbnailView
+import com.android.quickstep.views.TaskView
+import com.android.quickstep.views.TaskView.TaskIdAttributeContainer
+import java.util.function.Supplier
+
+/**
+ * Utils class to help run animations for initiating split screen from launcher.
+ * Will be expanded with future refactors. Works in conjunction with the state stored in
+ * [SplitSelectStateController]
+ */
+class SplitAnimationController(val splitSelectStateController: SplitSelectStateController) {
+    companion object {
+        // Break this out into maybe enums? Abstractions into its own classes? Tbd.
+        data class SplitAnimInitProps(
+                val originalView: View,
+                val originalBitmap: Bitmap?,
+                val iconDrawable: Drawable,
+                val fadeWithThumbnail: Boolean,
+                val isStagedTask: Boolean,
+                val iconView: View?
+        )
+    }
+
+    /**
+     * Returns different elements to animate for the initial split selection animation
+     * depending on the state of the surface from which the split was initiated
+     */
+    fun getFirstAnimInitViews(taskViewSupplier: Supplier<TaskView>,
+                              splitSelectSourceSupplier: Supplier<SplitSelectSource>)
+            : SplitAnimInitProps {
+        if (!splitSelectStateController.isAnimateCurrentTaskDismissal) {
+            // Initiating from home
+            val splitSelectSource = splitSelectSourceSupplier.get()
+            return SplitAnimInitProps(splitSelectSource.view, originalBitmap = null,
+                    splitSelectSource.drawable, fadeWithThumbnail = false, isStagedTask = true,
+                    iconView = null)
+        } else if (splitSelectStateController.isDismissingFromSplitPair) {
+            // Initiating split from overview, but on a split pair
+            val taskView = taskViewSupplier.get()
+            for (container : TaskIdAttributeContainer in taskView.taskIdAttributeContainers) {
+                if (container.task.key.id == splitSelectStateController.initialTaskId) {
+                    return SplitAnimInitProps(container.thumbnailView,
+                            container.thumbnailView.thumbnail, container.iconView.drawable!!,
+                            fadeWithThumbnail = true, isStagedTask = true,
+                            iconView = container.iconView
+                    )
+                }
+            }
+            throw IllegalStateException("Attempting to init split from existing split pair " +
+                    "without a valid taskIdAttributeContainer")
+        } else {
+            // Initiating split from overview on fullscreen task TaskView
+            val taskView = taskViewSupplier.get()
+            return SplitAnimInitProps(taskView.thumbnail, taskView.thumbnail.thumbnail,
+                    taskView.iconView.drawable!!, fadeWithThumbnail = true, isStagedTask = true,
+                    taskView.iconView
+            )
+        }
+    }
+
+    /**
+     * When selecting first app from split pair, second app's thumbnail remains. This animates
+     * the second thumbnail by expanding it to take up the full taskViewWidth/Height and overlaying
+     * it with [TaskThumbnailView]'s splashView. Adds animations to the provided builder.
+     * Note: The app that **was not** selected as the first split app should be the container that's
+     * passed through.
+     *
+     * @param builder Adds animation to this
+     * @param taskIdAttributeContainer container of the app that **was not** selected
+     * @param isPrimaryTaskSplitting if true, task that was split would be top/left in the pair
+     *                               (opposite of that representing [taskIdAttributeContainer])
+     */
+    fun addInitialSplitFromPair(taskIdAttributeContainer: TaskIdAttributeContainer,
+                                builder: PendingAnimation, deviceProfile: DeviceProfile,
+                                taskViewWidth: Int, taskViewHeight: Int,
+                                isPrimaryTaskSplitting: Boolean) {
+        val thumbnail = taskIdAttributeContainer.thumbnailView
+        val iconView: View = taskIdAttributeContainer.iconView
+        builder.add(ObjectAnimator.ofFloat(thumbnail, TaskThumbnailView.SPLASH_ALPHA, 1f))
+        thumbnail.setShowSplashForSplitSelection(true)
+        if (deviceProfile.isLandscape) {
+            // Center view first so scaling happens uniformly, alternatively we can move pivotX to 0
+            val centerThumbnailTranslationX: Float = (taskViewWidth - thumbnail.width) / 2f
+            val centerIconTranslationX: Float = (taskViewWidth - iconView.width) / 2f
+            val finalScaleX: Float = taskViewWidth.toFloat() / thumbnail.width
+            builder.add(ObjectAnimator.ofFloat(thumbnail,
+                    TaskThumbnailView.SPLIT_SELECT_TRANSLATE_X, centerThumbnailTranslationX))
+            // icons are anchored from Gravity.END, so need to use negative translation
+            builder.add(ObjectAnimator.ofFloat(iconView, View.TRANSLATION_X,
+                    -centerIconTranslationX))
+            builder.add(ObjectAnimator.ofFloat(thumbnail, View.SCALE_X, finalScaleX))
+
+            // Reset other dimensions
+            // TODO(b/271468547), can't set Y translate to 0, need to account for top space
+            thumbnail.scaleY = 1f
+            val translateYResetVal: Float = if (!isPrimaryTaskSplitting) 0f else
+                deviceProfile.overviewTaskThumbnailTopMarginPx.toFloat()
+            builder.add(ObjectAnimator.ofFloat(thumbnail,
+                    TaskThumbnailView.SPLIT_SELECT_TRANSLATE_Y,
+                    translateYResetVal))
+        } else {
+            val thumbnailSize = taskViewHeight - deviceProfile.overviewTaskThumbnailTopMarginPx
+            // Center view first so scaling happens uniformly, alternatively we can move pivotY to 0
+            // primary thumbnail has layout margin above it, so secondary thumbnail needs to take
+            // that into account. We should migrate to only using translations otherwise this
+            // asymmetry causes problems..
+
+            // Icon defaults to center | horizontal, we add additional translation for split
+            val centerIconTranslationX = 0f
+            var centerThumbnailTranslationY: Float
+
+            // TODO(b/271468547), primary thumbnail has layout margin above it, so secondary
+            //  thumbnail needs to take that into account. We should migrate to only using
+            //  translations otherwise this asymmetry causes problems..
+            if (isPrimaryTaskSplitting) {
+                centerThumbnailTranslationY = (thumbnailSize - thumbnail.height) / 2f
+                centerThumbnailTranslationY += deviceProfile.overviewTaskThumbnailTopMarginPx
+                        .toFloat()
+            } else {
+                centerThumbnailTranslationY = (thumbnailSize - thumbnail.height) / 2f
+            }
+            val finalScaleY: Float = thumbnailSize.toFloat() / thumbnail.height
+            builder.add(ObjectAnimator.ofFloat(thumbnail,
+                    TaskThumbnailView.SPLIT_SELECT_TRANSLATE_Y, centerThumbnailTranslationY))
+
+            // icons are anchored from Gravity.END, so need to use negative translation
+            builder.add(ObjectAnimator.ofFloat(iconView, View.TRANSLATION_X,
+                    centerIconTranslationX))
+            builder.add(ObjectAnimator.ofFloat(thumbnail, View.SCALE_Y, finalScaleY))
+
+            // Reset other dimensions
+            thumbnail.scaleX = 1f
+            builder.add(ObjectAnimator.ofFloat(thumbnail,
+                    TaskThumbnailView.SPLIT_SELECT_TRANSLATE_X, 0f))
+        }
+    }
+}
diff --git a/quickstep/src/com/android/quickstep/util/SplitSelectStateController.java b/quickstep/src/com/android/quickstep/util/SplitSelectStateController.java
index 5214f7c..1f4085f 100644
--- a/quickstep/src/com/android/quickstep/util/SplitSelectStateController.java
+++ b/quickstep/src/com/android/quickstep/util/SplitSelectStateController.java
@@ -82,6 +82,7 @@
     private final Context mContext;
     private final Handler mHandler;
     private final RecentsModel mRecentTasksModel;
+    private final SplitAnimationController mSplitAnimationController;
     private StatsLogManager mStatsLogManager;
     private final SystemUiProxy mSystemUiProxy;
     private final StateManager mStateManager;
@@ -96,6 +97,11 @@
     private boolean mRecentsAnimationRunning;
     /** If {@code true}, animates the existing task view split placeholder view */
     private boolean mAnimateCurrentTaskDismissal;
+    /**
+     * Acts as a subset of {@link #mAnimateCurrentTaskDismissal}, we can't be dismissing from a
+     * split pair task view without wanting to animate current task dismissal overall
+     */
+    private boolean mDismissingFromSplitPair;
     @Nullable
     private UserHandle mUser;
     /** If not null, this is the TaskView we want to launch from */
@@ -116,6 +122,7 @@
         mStateManager = stateManager;
         mDepthController = depthController;
         mRecentTasksModel = recentsModel;
+        mSplitAnimationController = new SplitAnimationController(this);
     }
 
     /**
@@ -399,6 +406,18 @@
         mAnimateCurrentTaskDismissal = animateCurrentTaskDismissal;
     }
 
+    public boolean isDismissingFromSplitPair() {
+        return mDismissingFromSplitPair;
+    }
+
+    public void setDismissingFromSplitPair(boolean dismissingFromSplitPair) {
+        mDismissingFromSplitPair = dismissingFromSplitPair;
+    }
+
+    public SplitAnimationController getSplitAnimationController() {
+        return mSplitAnimationController;
+    }
+
     /**
      * Requires Shell Transitions
      */
@@ -506,6 +525,7 @@
         mItemInfo = null;
         mSplitEvent = null;
         mAnimateCurrentTaskDismissal = false;
+        mDismissingFromSplitPair = false;
     }
 
     /**
@@ -532,6 +552,10 @@
         return mInitialTaskId;
     }
 
+    public int getSecondTaskId() {
+        return mSecondTaskId;
+    }
+
     private boolean isSecondTaskIntentSet() {
         return (mSecondTaskId != INVALID_TASK_ID || mSecondTaskIntent != null);
     }
diff --git a/quickstep/src/com/android/quickstep/views/DesktopTaskView.java b/quickstep/src/com/android/quickstep/views/DesktopTaskView.java
index 14898b1..ccc2df6 100644
--- a/quickstep/src/com/android/quickstep/views/DesktopTaskView.java
+++ b/quickstep/src/com/android/quickstep/views/DesktopTaskView.java
@@ -92,7 +92,6 @@
     private final ArrayList<CancellableTask<?>> mPendingThumbnailRequests = new ArrayList<>();
 
     private View mBackgroundView;
-    private View mEmptyView;
 
     public DesktopTaskView(Context context) {
         this(context, null);
@@ -111,7 +110,6 @@
         super.onFinishInflate();
 
         mBackgroundView = findViewById(R.id.background);
-        mEmptyView = findViewById(R.id.empty_view);
 
         int topMarginPx =
                 mActivity.getDeviceProfile().overviewTaskThumbnailTopMarginPx;
@@ -187,8 +185,6 @@
             mSnapshotViewMap.put(task.key.id, snapshotView);
         }
 
-        mEmptyView.setVisibility(mTasks.isEmpty() ? View.VISIBLE : View.GONE);
-
         updateTaskIdContainer();
         updateTaskIdAttributeContainer();
 
@@ -500,7 +496,7 @@
     }
 
     @Override
-    void setThumbnailVisibility(int visibility) {
+    void setThumbnailVisibility(int visibility, int taskId) {
         for (int i = 0; i < mSnapshotViewMap.size(); i++) {
             mSnapshotViewMap.valueAt(i).setVisibility(visibility);
         }
diff --git a/quickstep/src/com/android/quickstep/views/GroupedTaskView.java b/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
index e9498fd..0e05032 100644
--- a/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
+++ b/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
@@ -1,5 +1,7 @@
 package com.android.quickstep.views;
 
+import static android.app.ActivityTaskManager.INVALID_TASK_ID;
+
 import static com.android.launcher3.util.SplitConfigurationOptions.DEFAULT_SPLIT_RATIO;
 import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_POSITION_BOTTOM_OR_RIGHT;
 
@@ -25,6 +27,7 @@
 import com.android.quickstep.TaskThumbnailCache;
 import com.android.quickstep.util.CancellableTask;
 import com.android.quickstep.util.RecentsOrientedState;
+import com.android.quickstep.util.SplitSelectStateController;
 import com.android.quickstep.util.TaskViewSimulator;
 import com.android.systemui.shared.recents.model.Task;
 import com.android.systemui.shared.recents.model.ThumbnailData;
@@ -267,6 +270,19 @@
 
     @Override
     protected int getLastSelectedChildTaskIndex() {
+        SplitSelectStateController splitSelectController =
+                getRecentsView().getSplitSelectController();
+        if (splitSelectController.isDismissingFromSplitPair()) {
+            // return the container index of the task that wasn't initially selected to split with
+            // because that is the only remaining app that can be selected. The coordinate checks
+            // below aren't reliable since both of those views may be gone/transformed
+            int initSplitTaskId = getThisTaskCurrentlyInSplitSelection();
+            if (initSplitTaskId != INVALID_TASK_ID) {
+                return initSplitTaskId == mTask.key.id ? 1 : 0;
+            }
+        }
+
+        // Check which of the two apps was selected
         if (isCoordInView(mIconView2, mLastTouchDownPosition)
                 || isCoordInView(mSnapshotView2, mLastTouchDownPosition)) {
             return 1;
@@ -296,9 +312,30 @@
         if (mSplitBoundsConfig == null || mSnapshotView == null || mSnapshotView2 == null) {
             return;
         }
-        getPagedOrientationHandler().measureGroupedTaskViewThumbnailBounds(mSnapshotView,
-                mSnapshotView2, widthSize, heightSize, mSplitBoundsConfig,
-                mActivity.getDeviceProfile(), getLayoutDirection() == LAYOUT_DIRECTION_RTL);
+        int initSplitTaskId = getThisTaskCurrentlyInSplitSelection();
+        if (initSplitTaskId == INVALID_TASK_ID) {
+            getPagedOrientationHandler().measureGroupedTaskViewThumbnailBounds(mSnapshotView,
+                    mSnapshotView2, widthSize, heightSize, mSplitBoundsConfig,
+                    mActivity.getDeviceProfile(), getLayoutDirection() == LAYOUT_DIRECTION_RTL);
+            // Should we be having a separate translation step apart from the measuring above?
+            // The following only applies to large screen for now, but for future reference
+            // we'd want to abstract this out in PagedViewHandlers to get the primary/secondary
+            // translation directions
+            mSnapshotView.applySplitSelectTranslateX(mSnapshotView.getTranslationX());
+            mSnapshotView.applySplitSelectTranslateY(mSnapshotView.getTranslationY());
+            mSnapshotView2.applySplitSelectTranslateX(mSnapshotView2.getTranslationX());
+            mSnapshotView2.applySplitSelectTranslateY(mSnapshotView2.getTranslationY());
+        } else {
+            // Currently being split with this taskView, let the non-split selected thumbnail
+            // take up full thumbnail area
+            TaskIdAttributeContainer container =
+                    mTaskIdAttributeContainer[initSplitTaskId == mTask.key.id ? 1 : 0];
+            container.getThumbnailView().measure(widthMeasureSpec,
+                    View.MeasureSpec.makeMeasureSpec(
+                            heightSize -
+                                    mActivity.getDeviceProfile().overviewTaskThumbnailTopMarginPx,
+                            MeasureSpec.EXACTLY));
+        }
         updateIconPlacement();
     }
 
@@ -379,21 +416,27 @@
         mSnapshotView2.refreshSplashView();
     }
 
+    @Override
+    protected void resetViewTransforms() {
+        super.resetViewTransforms();
+        mSnapshotView2.resetViewTransforms();
+    }
+
     /**
-     *     Sets visibility for thumbnails and associated elements (DWB banners).
-     *     IconView is unaffected.
+     * Sets visibility for thumbnails and associated elements (DWB banners).
+     * IconView is unaffected.
      *
-     *     When setting INVISIBLE, sets the visibility for the last selected child task.
-     *     When setting VISIBLE (as a reset), sets the visibility for both tasks.
+     * When setting INVISIBLE, sets the visibility for the last selected child task.
+     * When setting VISIBLE (as a reset), sets the visibility for both tasks.
      */
     @Override
-    void setThumbnailVisibility(int visibility) {
+    void setThumbnailVisibility(int visibility, int taskId) {
         if (visibility == VISIBLE) {
             mSnapshotView.setVisibility(visibility);
             mDigitalWellBeingToast.setBannerVisibility(visibility);
             mSnapshotView2.setVisibility(visibility);
             mDigitalWellBeingToast2.setBannerVisibility(visibility);
-        } else if (getLastSelectedChildTaskIndex() == 0) {
+        } else if (taskId == getTaskIds()[0]) {
             mSnapshotView.setVisibility(visibility);
             mDigitalWellBeingToast.setBannerVisibility(visibility);
         } else {
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index 659de37..614ef81 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -184,6 +184,7 @@
 import com.android.quickstep.util.GroupTask;
 import com.android.quickstep.util.LayoutUtils;
 import com.android.quickstep.util.RecentsOrientedState;
+import com.android.quickstep.util.SplitAnimationController.Companion.SplitAnimInitProps;
 import com.android.quickstep.util.SplitAnimationTimings;
 import com.android.quickstep.util.SplitSelectStateController;
 import com.android.quickstep.util.SurfaceTransaction;
@@ -192,6 +193,7 @@
 import com.android.quickstep.util.TaskVisualsChangeListener;
 import com.android.quickstep.util.TransformParams;
 import com.android.quickstep.util.VibrationConstants;
+import com.android.quickstep.views.TaskView.TaskIdAttributeContainer;
 import com.android.systemui.plugins.ResourceProvider;
 import com.android.systemui.shared.recents.model.Task;
 import com.android.systemui.shared.recents.model.ThumbnailData;
@@ -935,7 +937,7 @@
         if (mHandleTaskStackChanges) {
             TaskView taskView = getTaskViewByTaskId(taskId);
             if (taskView != null) {
-                for (TaskView.TaskIdAttributeContainer container :
+                for (TaskIdAttributeContainer container :
                         taskView.getTaskIdAttributeContainers()) {
                     if (container == null || taskId != container.getTask().key.id) {
                         continue;
@@ -1516,9 +1518,10 @@
         mMovingTaskView = null;
         runningTaskView.resetPersistentViewTransforms();
         int frontTaskIndex = 0;
-        if (DesktopTaskView.DESKTOP_IS_PROTO2_ENABLED && !runningTaskView.isDesktopTask()) {
-            // If desktop mode is enabled, desktop task view is pinned at first position.
-            // Move running task to position 1
+        if (DesktopTaskView.DESKTOP_IS_PROTO2_ENABLED && mDesktopTaskView != null
+                && !runningTaskView.isDesktopTask()) {
+            // If desktop mode is enabled, desktop task view is pinned at first position if present.
+            // Move running task to position 1.
             frontTaskIndex = 1;
         }
         addView(runningTaskView, frontTaskIndex);
@@ -1651,14 +1654,18 @@
 
         if (!taskGroups.isEmpty()) {
             addView(mClearAllButton);
-
-            if (DesktopTaskView.DESKTOP_IS_PROTO2_ENABLED
-                    && !getSplitSelectController().isSplitSelectActive()) {
-                mDesktopTaskView = (DesktopTaskView) getTaskViewFromPool(TaskView.Type.DESKTOP);
-                // Always add a desktop task to the first position. Even if it is empty
-                addView(mDesktopTaskView, 0);
-                ArrayList<Task> tasks = desktopTask != null ? desktopTask.tasks : new ArrayList<>();
-                mDesktopTaskView.bind(tasks, mOrientationState);
+            if (DesktopTaskView.DESKTOP_IS_PROTO2_ENABLED) {
+                // Check if we have apps on the desktop
+                if (desktopTask != null && !desktopTask.tasks.isEmpty()) {
+                    // If we are actively choosing apps for split, skip the desktop tile
+                    if (!getSplitSelectController().isSplitSelectActive()) {
+                        mDesktopTaskView = (DesktopTaskView) getTaskViewFromPool(
+                                TaskView.Type.DESKTOP);
+                        // Always add a desktop task to the first position
+                        addView(mDesktopTaskView, 0);
+                        mDesktopTaskView.bind(desktopTask.tasks, mOrientationState);
+                    }
+                }
             }
         }
 
@@ -3094,29 +3101,26 @@
 
         RectF startingTaskRect = new RectF();
         safeRemoveDragLayerView(mFirstFloatingTaskView);
+        SplitAnimInitProps splitAnimInitProps =
+                mSplitSelectStateController.getSplitAnimationController().getFirstAnimInitViews(
+                        () -> mSplitHiddenTaskView, () -> mSplitSelectSource);
         if (mSplitSelectStateController.isAnimateCurrentTaskDismissal()) {
             // Create the split select animation from Overview
-            mSplitHiddenTaskView.setThumbnailVisibility(INVISIBLE);
-            anim.setViewAlpha(mSplitHiddenTaskView.getIconView(), 0, clampToProgress(LINEAR,
+            mSplitHiddenTaskView.setThumbnailVisibility(INVISIBLE,
+                    mSplitSelectStateController.getInitialTaskId());
+            anim.setViewAlpha(splitAnimInitProps.getIconView(), 0, clampToProgress(LINEAR,
                     timings.getIconFadeStartOffset(),
                     timings.getIconFadeEndOffset()));
-            mFirstFloatingTaskView = FloatingTaskView.getFloatingTaskView(mActivity,
-                    mSplitHiddenTaskView.getThumbnail(),
-                    mSplitHiddenTaskView.getThumbnail().getThumbnail(),
-                    mSplitHiddenTaskView.getIconView().getDrawable(), startingTaskRect);
-            mFirstFloatingTaskView.setAlpha(1);
-            mFirstFloatingTaskView.addStagingAnimation(anim, startingTaskRect, mTempRect,
-                    true /* fadeWithThumbnail */, true /* isStagedTask */);
-        } else {
-            // Create the split select animation from Home
-            mFirstFloatingTaskView = FloatingTaskView.getFloatingTaskView(mActivity,
-                    mSplitSelectSource.view, null /* thumbnail */,
-                    mSplitSelectSource.drawable, startingTaskRect);
-            mFirstFloatingTaskView.setAlpha(1);
-            mFirstFloatingTaskView.addStagingAnimation(anim, startingTaskRect, mTempRect,
-                    false /* fadeWithThumbnail */, true /* isStagedTask */);
         }
 
+        mFirstFloatingTaskView = FloatingTaskView.getFloatingTaskView(mActivity,
+                splitAnimInitProps.getOriginalView(),
+                splitAnimInitProps.getOriginalBitmap(),
+                splitAnimInitProps.getIconDrawable(), startingTaskRect);
+        mFirstFloatingTaskView.setAlpha(1);
+        mFirstFloatingTaskView.addStagingAnimation(anim, startingTaskRect, mTempRect,
+                splitAnimInitProps.getFadeWithThumbnail(), splitAnimInitProps.isStagedTask());
+
         // Allow user to click staged app to launch into fullscreen
         if (ENABLE_LAUNCH_FROM_STAGED_APP.get()) {
             mFirstFloatingTaskView.setOnClickListener(this::animateToFullscreen);
@@ -4445,7 +4449,7 @@
         mTaskViewsSecondarySplitTranslation = translation;
         for (int i = 0; i < getTaskViewCount(); i++) {
             TaskView taskView = requireTaskViewAt(i);
-            if (taskView == mSplitHiddenTaskView) {
+            if (taskView == mSplitHiddenTaskView && !taskView.containsMultipleTasks()) {
                 continue;
             }
             taskView.getSecondarySplitTranslationProperty().set(taskView, translation);
@@ -4496,6 +4500,10 @@
         mSplitHiddenTaskViewIndex = indexOfChild(mSplitHiddenTaskView);
         mSplitSelectStateController
                 .setAnimateCurrentTaskDismissal(splitSelectSource.animateCurrentTaskDismissal);
+
+        // Prevent dismissing whole task if we're only initiating from one of 2 tasks in split pair
+        mSplitSelectStateController.setDismissingFromSplitPair(mSplitHiddenTaskView != null
+                && mSplitHiddenTaskView.containsMultipleTasks());
         mSplitSelectStateController.setInitialTaskSelect(splitSelectSource.intent,
                 splitSelectSource.position.stagePosition, splitSelectSource.itemInfo,
                 splitSelectSource.splitEvent, splitSelectSource.alreadyRunningTaskId);
@@ -4514,8 +4522,32 @@
      * Modifies a PendingAnimation with the animations for entering split staging
      */
     public void createSplitSelectInitAnimation(PendingAnimation builder, int duration) {
-        if (mSplitSelectStateController.isAnimateCurrentTaskDismissal()) {
-            // Splitting from Overview
+        boolean isInitiatingSplitFromTaskView =
+                mSplitSelectStateController.isAnimateCurrentTaskDismissal();
+        boolean isInitiatingTaskViewSplitPair =
+                mSplitSelectStateController.isDismissingFromSplitPair();
+        if (isInitiatingSplitFromTaskView && isInitiatingTaskViewSplitPair) {
+            // Splitting from Overview for split pair task
+            createInitialSplitSelectAnimation(builder);
+
+            // Animate pair thumbnail into full thumbnail
+            boolean primaryTaskSelected =
+                    mSplitHiddenTaskView.getTaskIdAttributeContainers()[0].getTask().key.id ==
+                            mSplitSelectStateController.getInitialTaskId();
+            TaskIdAttributeContainer taskIdAttributeContainer = mSplitHiddenTaskView
+                    .getTaskIdAttributeContainers()[primaryTaskSelected ? 1 : 0];
+            TaskThumbnailView thumbnail = taskIdAttributeContainer.getThumbnailView();
+            mSplitSelectStateController.getSplitAnimationController()
+                    .addInitialSplitFromPair(taskIdAttributeContainer, builder,
+                            mActivity.getDeviceProfile(),
+                            mSplitHiddenTaskView.getWidth(), mSplitHiddenTaskView.getHeight(),
+                            primaryTaskSelected);
+            builder.addOnFrameCallback(() ->{
+                thumbnail.refreshSplashView();
+                mSplitHiddenTaskView.updateSnapshotRadius();
+            });
+        } else if (isInitiatingSplitFromTaskView) {
+            // Splitting from Overview for fullscreen task
             createTaskDismissAnimation(builder, mSplitHiddenTaskView, true, false, duration,
                     true /* dismissingForSplitSelection*/);
         } else {
@@ -4603,7 +4635,8 @@
 
         mSecondSplitHiddenView = containerTaskView;
         if (mSecondSplitHiddenView != null) {
-            mSecondSplitHiddenView.setThumbnailVisibility(INVISIBLE);
+            mSecondSplitHiddenView.setThumbnailVisibility(INVISIBLE,
+                    mSplitSelectStateController.getSecondTaskId());
         }
 
         InteractionJankMonitorWrapper.begin(this,
@@ -4629,7 +4662,7 @@
         }
 
         if (mSecondSplitHiddenView != null) {
-            mSecondSplitHiddenView.setThumbnailVisibility(VISIBLE);
+            mSecondSplitHiddenView.setThumbnailVisibility(VISIBLE, INVALID_TASK_ID);
             mSecondSplitHiddenView = null;
         }
 
@@ -4655,7 +4688,7 @@
         resetTaskVisuals();
         mSplitHiddenTaskViewIndex = -1;
         if (mSplitHiddenTaskView != null) {
-            mSplitHiddenTaskView.setThumbnailVisibility(VISIBLE);
+            mSplitHiddenTaskView.setThumbnailVisibility(VISIBLE, INVALID_TASK_ID);
             mSplitHiddenTaskView = null;
         }
         if (DesktopTaskView.DESKTOP_IS_PROTO2_ENABLED) {
@@ -5198,7 +5231,7 @@
     }
 
     private int getFirstViewIndex() {
-        if (DesktopTaskView.DESKTOP_IS_PROTO2_ENABLED) {
+        if (DesktopTaskView.DESKTOP_IS_PROTO2_ENABLED && mDesktopTaskView != null) {
             // Desktop task is at position 0, that is the first view
             return 0;
         }
@@ -5525,7 +5558,7 @@
         }
 
         taskView.setShowScreenshot(true);
-        for (TaskView.TaskIdAttributeContainer container :
+        for (TaskIdAttributeContainer container :
                 taskView.getTaskIdAttributeContainers()) {
             if (container == null) {
                 continue;
diff --git a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
index 432eadc..62a58f5 100644
--- a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
@@ -81,6 +81,47 @@
                 }
             };
 
+    public static final Property<TaskThumbnailView, Float> SPLASH_ALPHA =
+            new FloatProperty<TaskThumbnailView>("splashAlpha") {
+                @Override
+                public void setValue(TaskThumbnailView thumbnail, float splashAlpha) {
+                    thumbnail.setSplashAlpha(splashAlpha);
+                }
+
+                @Override
+                public Float get(TaskThumbnailView thumbnailView) {
+                    return thumbnailView.mSplashAlpha / 255f;
+                }
+            };
+
+    /** Use to animate thumbnail translationX while first app in split selection is initiated */
+    public static final Property<TaskThumbnailView, Float> SPLIT_SELECT_TRANSLATE_X =
+            new FloatProperty<TaskThumbnailView>("splitSelectTranslateX") {
+                @Override
+                public void setValue(TaskThumbnailView thumbnail, float splitSelectTranslateX) {
+                    thumbnail.applySplitSelectTranslateX(splitSelectTranslateX);
+                }
+
+                @Override
+                public Float get(TaskThumbnailView thumbnailView) {
+                    return thumbnailView.mSplitSelectTranslateX;
+                }
+            };
+
+    /** Use to animate thumbnail translationY while first app in split selection is initiated */
+    public static final Property<TaskThumbnailView, Float> SPLIT_SELECT_TRANSLATE_Y =
+            new FloatProperty<TaskThumbnailView>("splitSelectTranslateY") {
+                @Override
+                public void setValue(TaskThumbnailView thumbnail, float splitSelectTranslateY) {
+                    thumbnail.applySplitSelectTranslateY(splitSelectTranslateY);
+                }
+
+                @Override
+                public Float get(TaskThumbnailView thumbnailView) {
+                    return thumbnailView.mSplitSelectTranslateY;
+                }
+            };
+
     private final BaseActivity mActivity;
     @Nullable
     private TaskOverlay mOverlay;
@@ -111,6 +152,10 @@
     private int mSplashAlpha = 0;
 
     private boolean mOverlayEnabled;
+    /** Used as a placeholder when the original thumbnail animates out to. */
+    private boolean mShowSplashForSplitSelection;
+    private float mSplitSelectTranslateX;
+    private float mSplitSelectTranslateY;
 
     public TaskThumbnailView(Context context) {
         this(context, null);
@@ -342,10 +387,17 @@
 
         // Draw splash above thumbnail to hide inconsistencies in rotation and aspect ratios.
         if (shouldShowSplashView()) {
+            float cornerRadiusX = cornerRadius;
+            float cornerRadiusY = cornerRadius;
+            if (mShowSplashForSplitSelection) {
+                cornerRadiusX = cornerRadius / getScaleX();
+                cornerRadiusY = cornerRadius / getScaleY();
+            }
+
             // Always draw background for hiding inconsistencies, even if splash view is not yet
             // loaded (which can happen as task icons are loaded asynchronously in the background)
-            canvas.drawRoundRect(x, y, width + 1, height + 1, cornerRadius,
-                    cornerRadius, mSplashBackgroundPaint);
+            canvas.drawRoundRect(x, y, width + 1, height + 1, cornerRadiusX,
+                    cornerRadiusY, mSplashBackgroundPaint);
             if (mSplashView != null) {
                 mSplashView.layout((int) x, (int) (y + 1), (int) width, (int) height - 1);
                 mSplashView.draw(canvas);
@@ -353,6 +405,31 @@
         }
     }
 
+    /** See {@link #SPLIT_SELECT_TRANSLATE_X} */
+    protected void applySplitSelectTranslateX(float splitSelectTranslateX) {
+        mSplitSelectTranslateX = splitSelectTranslateX;
+        applyTranslateX();
+    }
+
+    /** See {@link #SPLIT_SELECT_TRANSLATE_Y} */
+    protected void applySplitSelectTranslateY(float splitSelectTranslateY) {
+        mSplitSelectTranslateY = splitSelectTranslateY;
+        applyTranslateY();
+    }
+
+    private void applyTranslateX() {
+        setTranslationX(mSplitSelectTranslateX);
+    }
+
+    private void applyTranslateY() {
+        setTranslationY(mSplitSelectTranslateY);
+    }
+
+    protected void resetViewTransforms() {
+        mSplitSelectTranslateX = 0;
+        mSplitSelectTranslateY = 0;
+    }
+
     public TaskView getTaskView() {
         return (TaskView) getParent();
     }
@@ -373,7 +450,12 @@
      */
     public boolean shouldShowSplashView() {
         return isThumbnailAspectRatioDifferentFromThumbnailData()
-                || isThumbnailRotationDifferentFromTask();
+                || isThumbnailRotationDifferentFromTask()
+                || mShowSplashForSplitSelection;
+    }
+
+    public void setShowSplashForSplitSelection(boolean showSplashForSplitSelection) {
+        mShowSplashForSplitSelection = showSplashForSplitSelection;
     }
 
     protected void refreshSplashView() {
@@ -396,7 +478,6 @@
 
         imageView.setScaleType(ImageView.ScaleType.MATRIX);
         Matrix matrix = new Matrix();
-
         float drawableWidth = mSplashViewDrawable.getIntrinsicWidth();
         float drawableHeight = mSplashViewDrawable.getIntrinsicHeight();
         float viewWidth = getMeasuredWidth();
@@ -408,12 +489,13 @@
         float nonGridScale = getTaskView() == null ? 1 : 1 / getTaskView().getNonGridScale();
         float recentsMaxScale = getTaskView() == null || getTaskView().getRecentsView() == null
                 ? 1 : 1 / getTaskView().getRecentsView().getMaxScaleForFullScreen();
-        float scale = nonGridScale * recentsMaxScale;
+        float scaleX = nonGridScale * recentsMaxScale * (1 / getScaleX());
+        float scaleY = nonGridScale * recentsMaxScale * (1 / getScaleY());
 
         // Center the image in the view.
         matrix.setTranslate(centeredDrawableLeft, centeredDrawableTop);
         // Apply scale transformation after translation, pivoting around center of view.
-        matrix.postScale(scale, scale, viewCenterX, viewCenterY);
+        matrix.postScale(scaleX, scaleY, viewCenterX, viewCenterY);
 
         imageView.setImageMatrix(matrix);
         mSplashView = imageView;
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index ab72f2d..a06e1f8 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -16,6 +16,7 @@
 
 package com.android.quickstep.views;
 
+import static android.app.ActivityTaskManager.INVALID_TASK_ID;
 import static android.view.Display.DEFAULT_DISPLAY;
 import static android.widget.Toast.LENGTH_SHORT;
 
@@ -41,6 +42,7 @@
 import android.animation.ObjectAnimator;
 import android.annotation.IdRes;
 import android.app.ActivityOptions;
+import android.app.ActivityTaskManager;
 import android.content.Context;
 import android.content.Intent;
 import android.graphics.Canvas;
@@ -706,9 +708,12 @@
         }
         SplitSelectStateController splitSelectStateController =
                 recentsView.getSplitSelectController();
-        if (splitSelectStateController.isSplitSelectActive() &&
-                splitSelectStateController.getInitialTaskId() == getTask().key.id) {
-            // Prevent taps on the this taskview if it's being animated into split select state
+        // Disable taps for split selection animation unless we have multiple tasks
+        boolean disableTapsForSplitSelect =
+                splitSelectStateController.isSplitSelectActive()
+                        && splitSelectStateController.getInitialTaskId() == getTask().key.id
+                        && !containsMultipleTasks();
+        if (disableTapsForSplitSelect) {
             return false;
         }
 
@@ -718,6 +723,25 @@
         return super.dispatchTouchEvent(ev);
     }
 
+    /**
+     * @return taskId that split selection was initiated with,
+     *         {@link ActivityTaskManager#INVALID_TASK_ID} if no tasks in this TaskView are part of
+     *         split selection
+     */
+    protected int getThisTaskCurrentlyInSplitSelection() {
+        SplitSelectStateController splitSelectController =
+                getRecentsView().getSplitSelectController();
+        int initSplitTaskId = INVALID_TASK_ID;
+        for (TaskIdAttributeContainer container : getTaskIdAttributeContainers()) {
+            int taskId = container.getTask().key.id;
+            if (taskId == splitSelectController.getInitialTaskId()) {
+                initSplitTaskId = taskId;
+                break;
+            }
+        }
+        return initSplitTaskId;
+    }
+
     private void onClick(View view) {
         if (getTask() == null) {
             return;
@@ -747,6 +771,8 @@
 
     /**
      * Returns the task index of the last selected child task (0 or 1).
+     * If we contain multiple tasks and this TaskView is used as part of split selection, the
+     * selected child task index will be that of the remaining task.
      */
     protected int getLastSelectedChildTaskIndex() {
         return 0;
@@ -1084,6 +1110,8 @@
         DeviceProfile deviceProfile = mActivity.getDeviceProfile();
         int thumbnailTopMargin = deviceProfile.overviewTaskThumbnailTopMarginPx;
 
+        // TODO(b/271468547), we should default to setting trasnlations only on the snapshot instead
+        //  of a hybrid of both margins and translations
         LayoutParams snapshotParams = (LayoutParams) mSnapshotView.getLayoutParams();
         snapshotParams.topMargin = thumbnailTopMargin;
         mSnapshotView.setLayoutParams(snapshotParams);
@@ -1179,6 +1207,7 @@
         setAlpha(mStableAlpha);
         setIconScaleAndDim(1);
         setColorTint(0, 0);
+        mSnapshotView.resetViewTransforms();
     }
 
     public void setStableAlpha(float parentAlpha) {
@@ -1720,10 +1749,12 @@
     }
 
     /**
-     *     Sets visibility for the thumbnail and associated elements (DWB banners and action chips).
-     *     IconView is unaffected.
+     *  Sets visibility for the thumbnail and associated elements (DWB banners and action chips).
+     *  IconView is unaffected.
+     *
+     * @param taskId is only used when setting visibility to a non-{@link View#VISIBLE} value
      */
-    void setThumbnailVisibility(int visibility) {
+    void setThumbnailVisibility(int visibility, int taskId) {
         for (int i = 0; i < getChildCount(); i++) {
             View child = getChildAt(i);
             if (child != mIconView) {
diff --git a/src/com/android/launcher3/LauncherSettings.java b/src/com/android/launcher3/LauncherSettings.java
index 76cae6a..66ea616 100644
--- a/src/com/android/launcher3/LauncherSettings.java
+++ b/src/com/android/launcher3/LauncherSettings.java
@@ -41,10 +41,6 @@
          * An animation using the view's background.
          */
         public static final int VIEW_BACKGROUND = 1;
-        /**
-         * The default animation for a given view/item info type, but without the splash icon.
-         */
-        public static final int DEFAULT_NO_ICON = 2;
     }
 
     /**
diff --git a/src/com/android/launcher3/PagedView.java b/src/com/android/launcher3/PagedView.java
index e3bce87..b5bc60d 100644
--- a/src/com/android/launcher3/PagedView.java
+++ b/src/com/android/launcher3/PagedView.java
@@ -16,8 +16,6 @@
 
 package com.android.launcher3;
 
-import static androidx.annotation.VisibleForTesting.PACKAGE_PRIVATE;
-
 import static com.android.launcher3.anim.Interpolators.SCROLL;
 import static com.android.launcher3.compat.AccessibilityManagerCompat.isAccessibilityEnabled;
 import static com.android.launcher3.compat.AccessibilityManagerCompat.isObservedEventType;
@@ -52,7 +50,6 @@
 import android.widget.ScrollView;
 
 import androidx.annotation.Nullable;
-import androidx.annotation.VisibleForTesting;
 
 import com.android.launcher3.compat.AccessibilityManagerCompat;
 import com.android.launcher3.config.FeatureFlags;
@@ -319,7 +316,6 @@
     /**
      * Returns an IntSet with the indices of the currently visible pages
      */
-    @VisibleForTesting(otherwise = PACKAGE_PRIVATE)
     public IntSet getVisiblePageIndices() {
         return getPageIndices(mCurrentPage);
     }
diff --git a/src/com/android/launcher3/allapps/AllAppsTransitionController.java b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
index 54bf6a8..85d7a05 100644
--- a/src/com/android/launcher3/allapps/AllAppsTransitionController.java
+++ b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
@@ -355,7 +355,7 @@
             });
         }
 
-        if(FeatureFlags.ENABLE_HAPTICS_ALL_APPS.get() && config.userControlled
+        if(FeatureFlags.ENABLE_PREMIUM_HAPTICS_ALL_APPS.get() && config.userControlled
                 && Utilities.ATLEAST_S) {
             if (toState == ALL_APPS) {
                 builder.addOnFrameListener(
@@ -385,8 +385,9 @@
         builder.add(anim);
 
         setAlphas(toState, config, builder);
-
-        if (ALL_APPS.equals(toState) && mLauncher.isInState(NORMAL) && !(Utilities.ATLEAST_S)) {
+        // This controls both haptics for tapping on QSB and going to all apps.
+        if (ALL_APPS.equals(toState) && mLauncher.isInState(NORMAL) &&
+                !FeatureFlags.ENABLE_PREMIUM_HAPTICS_ALL_APPS.get()) {
             mLauncher.getAppsView().performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY,
                     HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING);
         }
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index 98b61d1..6bb2a0f 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -352,8 +352,9 @@
             "Enable the ability to tap a staged app during split select to launch it in full screen"
     );
 
-    public static final BooleanFlag ENABLE_HAPTICS_ALL_APPS = getDebugFlag(270396358,
-            "ENABLE_HAPTICS_ALL_APPS", false, "Enables haptics opening/closing All apps");
+    public static final BooleanFlag ENABLE_PREMIUM_HAPTICS_ALL_APPS = getDebugFlag(270396358,
+            "ENABLE_PREMIUM_HAPTICS_ALL_APPS", false,
+            "Enables haptics opening/closing All apps");
 
     public static final BooleanFlag ENABLE_FORCED_MONO_ICON = getDebugFlag(270396209,
             "ENABLE_FORCED_MONO_ICON", false,
diff --git a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
index 628aa9a..295baa3 100644
--- a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
+++ b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
@@ -635,6 +635,9 @@
                 primarySnapshot.setTranslationX(0);
             }
             secondarySnapshot.setTranslationY(spaceAboveSnapshot);
+
+            // Reset unused translations
+            primarySnapshot.setTranslationY(0);
         } else {
             int deviceHeightWithoutTaskbar = dp.availableHeightPx - dp.taskbarSize;
             float scale = (float) totalThumbnailHeight / deviceHeightWithoutTaskbar;
@@ -669,6 +672,10 @@
                 View.MeasureSpec.makeMeasureSpec(secondarySnapshotWidth, View.MeasureSpec.EXACTLY),
                 View.MeasureSpec.makeMeasureSpec(secondarySnapshotHeight,
                         View.MeasureSpec.EXACTLY));
+        primarySnapshot.setScaleX(1);
+        secondarySnapshot.setScaleX(1);
+        primarySnapshot.setScaleY(1);
+        secondarySnapshot.setScaleY(1);
     }
 
     @Override
@@ -699,13 +706,13 @@
                     : deviceProfile.getInsets().left;
             int fullscreenMidpointFromBottom = ((deviceProfile.widthPx
                     - fullscreenInsetThickness) / 2);
-            float midpointFromBottomPct = (float) fullscreenMidpointFromBottom
+            float midpointFromEndPct = (float) fullscreenMidpointFromBottom
                     / deviceProfile.widthPx;
             float insetPct = (float) fullscreenInsetThickness / deviceProfile.widthPx;
             int spaceAboveSnapshots = 0;
             int overviewThumbnailAreaThickness = groupedTaskViewWidth - spaceAboveSnapshots;
             int bottomToMidpointOffset = (int) (overviewThumbnailAreaThickness
-                    * midpointFromBottomPct);
+                    * midpointFromEndPct);
             int insetOffset = (int) (overviewThumbnailAreaThickness * insetPct);
 
             if (deviceProfile.isSeascape()) {
diff --git a/src/com/android/launcher3/util/MultiTranslateDelegate.java b/src/com/android/launcher3/util/MultiTranslateDelegate.java
index 0b5bc8d..1cb7a45 100644
--- a/src/com/android/launcher3/util/MultiTranslateDelegate.java
+++ b/src/com/android/launcher3/util/MultiTranslateDelegate.java
@@ -33,7 +33,7 @@
     public static final int INDEX_REORDER_PREVIEW_OFFSET = 1;
     public static final int INDEX_MOVE_FROM_CENTER_ANIM = 2;
 
-    // Specific for icons and folders
+    // Specific for items in taskbar (icons, folders, qsb)
     public static final int INDEX_TASKBAR_ALIGNMENT_ANIM = 3;
     public static final int INDEX_TASKBAR_REVEAL_ANIM = 4;
 
diff --git a/src/com/android/launcher3/views/ActivityContext.java b/src/com/android/launcher3/views/ActivityContext.java
index 10f40b7..b6f6223 100644
--- a/src/com/android/launcher3/views/ActivityContext.java
+++ b/src/com/android/launcher3/views/ActivityContext.java
@@ -45,7 +45,6 @@
 import android.view.WindowInsetsController;
 import android.view.inputmethod.InputMethodManager;
 import android.widget.Toast;
-import android.window.SplashScreen;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
@@ -321,14 +320,7 @@
             return false;
         }
 
-        Bundle optsBundle = null;
-        if (v != null) {
-            optsBundle = getActivityLaunchOptions(v, item).toBundle();
-        } else if (item != null && item.animationType == LauncherSettings.Animation.DEFAULT_NO_ICON
-                && Utilities.ATLEAST_T) {
-            optsBundle = ActivityOptions.makeBasic()
-                    .setSplashScreenStyle(SplashScreen.SPLASH_SCREEN_STYLE_SOLID_COLOR).toBundle();
-        }
+        Bundle optsBundle = (v != null) ? getActivityLaunchOptions(v, item).toBundle() : null;
         UserHandle user = item == null ? null : item.user;
 
         // Prepare intent
diff --git a/src/com/android/launcher3/views/FloatingIconView.java b/src/com/android/launcher3/views/FloatingIconView.java
index 55af622..e233e46 100644
--- a/src/com/android/launcher3/views/FloatingIconView.java
+++ b/src/com/android/launcher3/views/FloatingIconView.java
@@ -95,6 +95,9 @@
     private ClipIconView mClipIconView;
     private @Nullable Drawable mBadge;
 
+    // A view whose visibility should update in sync with mOriginalIcon.
+    private @Nullable View mMatchVisibilityView;
+
     private View mOriginalIcon;
     private RectF mPositionOut;
     private Runnable mOnTargetChangeRunnable;
@@ -386,7 +389,7 @@
      * Checks if the icon result is loaded. If true, we set the icon immediately. Else, we add a
      * callback to set the icon once the icon result is loaded.
      */
-    private void checkIconResult(View originalView) {
+    private void checkIconResult() {
         CancellationSignal cancellationSignal = new CancellationSignal();
 
         if (mIconLoadResult == null) {
@@ -399,7 +402,7 @@
                 setIcon(mIconLoadResult.drawable, mIconLoadResult.badge,
                         mIconLoadResult.btvDrawable, mIconLoadResult.iconOffset);
                 setVisibility(VISIBLE);
-                setIconAndDotVisible(originalView, false);
+                updateViewsVisibility(false  /* isVisible */);
             } else {
                 mIconLoadResult.onIconLoaded = () -> {
                     if (cancellationSignal.isCanceled()) {
@@ -410,7 +413,7 @@
                             mIconLoadResult.btvDrawable, mIconLoadResult.iconOffset);
 
                     setVisibility(VISIBLE);
-                    setIconAndDotVisible(originalView, false);
+                    updateViewsVisibility(false  /* isVisible */);
                 };
                 mLoadIconSignal = cancellationSignal;
             }
@@ -481,9 +484,9 @@
             // No need to wait for icon load since we can display the BubbleTextView drawable.
             setVisibility(View.VISIBLE);
         }
-        if (!mIsOpening && mOriginalIcon != null) {
+        if (!mIsOpening) {
             // When closing an app, we want the item on the workspace to be invisible immediately
-            setIconAndDotVisible(mOriginalIcon, false);
+            updateViewsVisibility(false  /* isVisible */);
         }
     }
 
@@ -562,13 +565,14 @@
     /**
      * Creates a floating icon view for {@param originalView}.
      * @param originalView The view to copy
+     * @param secondView A view whose visibility should update in sync with originalView.
      * @param hideOriginal If true, it will hide {@param originalView} while this view is visible.
      *                     Else, we will not draw anything in this view.
      * @param positionOut Rect that will hold the size and position of v.
      * @param isOpening True if this view replaces the icon for app open animation.
      */
     public static FloatingIconView getFloatingIconView(Launcher launcher, View originalView,
-            boolean hideOriginal, RectF positionOut, boolean isOpening) {
+            @Nullable View secondView, boolean hideOriginal, RectF positionOut, boolean isOpening) {
         final DragLayer dragLayer = launcher.getDragLayer();
         ViewGroup parent = (ViewGroup) dragLayer.getParent();
         FloatingIconView view = launcher.getViewCache().getView(R.layout.floating_icon_view,
@@ -578,6 +582,7 @@
         // Init properties before getting the drawable.
         view.mIsOpening = isOpening;
         view.mOriginalIcon = originalView;
+        view.mMatchVisibilityView = secondView;
         view.mPositionOut = positionOut;
 
         // Get the drawable on the background thread
@@ -597,7 +602,8 @@
         view.matchPositionOf(launcher, originalView, isOpening, positionOut);
 
         // We need to add it to the overlay, but keep it invisible until animation starts..
-        setIconAndDotVisible(view, false);
+        view.setVisibility(View.INVISIBLE);
+
         parent.addView(view);
         dragLayer.addView(view.mListenerView);
         view.mListenerView.setListener(view::fastFinish);
@@ -606,7 +612,7 @@
             view.mEndRunnable = null;
 
             if (hideOriginal) {
-                setIconAndDotVisible(originalView, true);
+                view.updateViewsVisibility(true /* isVisible */);
                 view.finish(dragLayer);
             } else {
                 view.finish(dragLayer);
@@ -617,12 +623,21 @@
         // Must be called after the fastFinish listener and end runnable is created so that
         // the icon is not left in a hidden state.
         if (shouldLoadIcon) {
-            view.checkIconResult(originalView);
+            view.checkIconResult();
         }
 
         return view;
     }
 
+    private void updateViewsVisibility(boolean isVisible) {
+        if (mOriginalIcon != null) {
+            setIconAndDotVisible(mOriginalIcon, isVisible);
+        }
+        if (mMatchVisibilityView != null) {
+            setIconAndDotVisible(mMatchVisibilityView, isVisible);
+        }
+    }
+
     private void finish(DragLayer dragLayer) {
         ((ViewGroup) dragLayer.getParent()).removeView(this);
         dragLayer.removeView(mListenerView);
diff --git a/src/com/android/launcher3/views/IconButtonView.java b/src/com/android/launcher3/views/IconButtonView.java
index 71f6756..0ac1919 100644
--- a/src/com/android/launcher3/views/IconButtonView.java
+++ b/src/com/android/launcher3/views/IconButtonView.java
@@ -29,6 +29,7 @@
 import android.graphics.drawable.Drawable;
 import android.os.Build;
 import android.util.AttributeSet;
+import android.view.accessibility.AccessibilityEvent;
 
 import androidx.annotation.ColorInt;
 import androidx.annotation.NonNull;
@@ -78,6 +79,12 @@
         }
     }
 
+    @Override
+    public void onPopulateAccessibilityEvent(AccessibilityEvent event) {
+        super.onPopulateAccessibilityEvent(event);
+        event.getText().add(this.getContentDescription());
+    }
+
     /** Sets given Drawable as icon */
     public void setIconDrawable(@NonNull Drawable drawable) {
         ColorStateList tintList = getBackgroundTintList();