diff --git a/AndroidManifest-common.xml b/AndroidManifest-common.xml
index a31ee80..edbea88 100644
--- a/AndroidManifest-common.xml
+++ b/AndroidManifest-common.xml
@@ -52,18 +52,18 @@
     name in the permissions. eq com.mypackage.permission.READ_SETTINGS
     -->
     <permission
-        android:name="${packageName}.permission.READ_SETTINGS"
+        android:name="${applicationId}.permission.READ_SETTINGS"
         android:protectionLevel="signatureOrSystem"
         android:label="@string/permlab_read_settings"
         android:description="@string/permdesc_read_settings"/>
     <permission
-        android:name="${packageName}.permission.WRITE_SETTINGS"
+        android:name="${applicationId}.permission.WRITE_SETTINGS"
         android:protectionLevel="signatureOrSystem"
         android:label="@string/permlab_write_settings"
         android:description="@string/permdesc_write_settings"/>
 
-    <uses-permission android:name="${packageName}.permission.READ_SETTINGS" />
-    <uses-permission android:name="${packageName}.permission.WRITE_SETTINGS" />
+    <uses-permission android:name="${applicationId}.permission.READ_SETTINGS" />
+    <uses-permission android:name="${applicationId}.permission.WRITE_SETTINGS" />
 
     <application
         android:backupAgent="com.android.launcher3.LauncherBackupAgent"
@@ -126,10 +126,10 @@
         -->
         <provider
             android:name="com.android.launcher3.LauncherProvider"
-            android:authorities="${packageName}.settings"
+            android:authorities="${applicationId}.settings"
             android:exported="true"
-            android:writePermission="${packageName}.permission.WRITE_SETTINGS"
-            android:readPermission="${packageName}.permission.READ_SETTINGS" />
+            android:writePermission="${applicationId}.permission.WRITE_SETTINGS"
+            android:readPermission="${applicationId}.permission.READ_SETTINGS" />
 
         <!--
         The content provider for exposing various launcher grid options.
@@ -137,7 +137,7 @@
         -->
         <provider
             android:name="com.android.launcher3.graphics.GridCustomizationsProvider"
-            android:authorities="${packageName}.grid_control"
+            android:authorities="${applicationId}.grid_control"
             android:exported="true" />
 
         <!--
@@ -157,7 +157,7 @@
 
         <provider
             android:name="com.android.launcher3.testing.TestInformationProvider"
-            android:authorities="${packageName}.TestInfo"
+            android:authorities="${applicationId}.TestInfo"
             android:readPermission="android.permission.WRITE_SECURE_SETTINGS"
             android:writePermission="android.permission.WRITE_SECURE_SETTINGS"
             android:exported="true"
diff --git a/aconfig/launcher.aconfig b/aconfig/launcher.aconfig
index 8274bd6..6b07bb6 100644
--- a/aconfig/launcher.aconfig
+++ b/aconfig/launcher.aconfig
@@ -229,3 +229,13 @@
     description: "Enables an add button in the widget picker"
     bug: "323886237"
 }
+
+flag {
+  name: "enable_handle_delayed_gesture_callbacks"
+  namespace: "launcher"
+  description: "Enables additional handling for delayed mid-gesture callbacks"
+  bug: "285636175"
+  metadata {
+    purpose: PURPOSE_BUGFIX
+  }
+}
diff --git a/quickstep/AndroidManifest.xml b/quickstep/AndroidManifest.xml
index 2d2fb97..bf198b6 100644
--- a/quickstep/AndroidManifest.xml
+++ b/quickstep/AndroidManifest.xml
@@ -50,7 +50,7 @@
     <uses-permission android:name="android.permission.ACCESS_HIDDEN_PROFILES_FULL" />
 
     <!-- Permission required to start a WidgetPickerActivity. -->
-    <permission android:name="${packageName}.permission.START_WIDGET_PICKER_ACTIVITY"
+    <permission android:name="${applicationId}.permission.START_WIDGET_PICKER_ACTIVITY"
         android:protectionLevel="signature|privileged" />
 
     <application android:backupAgent="com.android.launcher3.LauncherBackupAgent"
@@ -88,7 +88,7 @@
 
         <!-- Content provider to settings search. The autority should be same as the packageName -->
         <provider android:name="com.android.quickstep.LauncherSearchIndexablesProvider"
-             android:authorities="${packageName}"
+             android:authorities="${applicationId}"
              android:grantUriPermissions="true"
              android:multiprocess="true"
              android:permission="android.permission.READ_SEARCH_INDEXABLES"
@@ -100,7 +100,7 @@
 
         <!-- FileProvider used for sharing images. -->
         <provider android:name="androidx.core.content.FileProvider"
-             android:authorities="${packageName}.overview.fileprovider"
+             android:authorities="${applicationId}.overview.fileprovider"
              android:exported="false"
              android:grantUriPermissions="true">
             <meta-data android:name="android.support.FILE_PROVIDER_PATHS"
diff --git a/quickstep/res/values/dimens.xml b/quickstep/res/values/dimens.xml
index 69e07f2..dc28614 100644
--- a/quickstep/res/values/dimens.xml
+++ b/quickstep/res/values/dimens.xml
@@ -427,11 +427,14 @@
     <dimen name="bubblebar_drag_elevation">2dp</dimen>
     <dimen name="bubblebar_hotseat_adjustment_threshold">90dp</dimen>
 
-    <dimen name="bubblebar_icon_size">50dp</dimen>
+    <dimen name="bubblebar_icon_size_small">32dp</dimen>
+    <dimen name="bubblebar_icon_size">36dp</dimen>
     <dimen name="bubblebar_badge_size">24dp</dimen>
     <dimen name="bubblebar_icon_overlap">12dp</dimen>
-    <dimen name="bubblebar_overflow_inset">24dp</dimen>
-    <dimen name="bubblebar_icon_spacing">3dp</dimen>
+    <dimen name="bubblebar_overflow_inset">16dp</dimen>
+    <dimen name="bubblebar_icon_spacing">6dp</dimen>
+    <dimen name="bubblebar_icon_spacing_large">8dp</dimen>
+    <dimen name="bubblebar_expanded_icon_spacing">12dp</dimen>
     <dimen name="bubblebar_icon_elevation">1dp</dimen>
 
     <!-- Bubble bar dismiss view -->
diff --git a/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsSlideInView.java b/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsSlideInView.java
index 6ceec3e..8e05686 100644
--- a/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsSlideInView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsSlideInView.java
@@ -207,13 +207,6 @@
     }
 
     @Override
-    protected void onUserSwipeToDismissProgressChanged() {
-        super.onUserSwipeToDismissProgressChanged();
-        mAppsView.setClipChildren(!mIsDismissInProgress);
-        mAppsView.getAppsRecyclerViewContainer().setClipChildren(!mIsDismissInProgress);
-    }
-
-    @Override
     protected void onLayout(boolean changed, int l, int t, int r, int b) {
         super.onLayout(changed, l, t, r, b);
         setTranslationShift(mTranslationShift);
@@ -259,12 +252,28 @@
         return getPopupContainer().isEventOverView(mAppsView.getVisibleContainerView(), ev);
     }
 
+    /**
+     * In taskbar all apps search mode, we should scale down content inside all apps, rather
+     * than the whole all apps bottom sheet, to indicate we will navigate back within the all apps.
+     */
+    @Override
+    public boolean shouldAnimateContentViewInBackSwipe() {
+        return mAllAppsCallbacks.canHandleSearchBackInvoked();
+    }
+
+    @Override
+    protected void onUserSwipeToDismissProgressChanged() {
+        super.onUserSwipeToDismissProgressChanged();
+        mAppsView.setClipChildren(!mIsDismissInProgress);
+        mAppsView.getAppsRecyclerViewContainer().setClipChildren(!mIsDismissInProgress);
+    }
+
     @Override
     public void onBackInvoked() {
         if (mAllAppsCallbacks.handleSearchBackInvoked()) {
             // We need to scale back taskbar all apps if we navigate back within search inside all
             // apps
-            animateSwipeToDismissProgressToStart();
+            post(this::animateSwipeToDismissProgressToStart);
         } else {
             super.onBackInvoked();
         }
diff --git a/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsViewController.java b/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsViewController.java
index ba4fa45..52f7176 100644
--- a/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsViewController.java
@@ -143,6 +143,11 @@
             }
         }
 
+        /** Check if search session can handle back. This check doesn't perform any action. */
+        boolean canHandleSearchBackInvoked() {
+            return mSearchSessionController.canHandleBackInvoked();
+        }
+
         /** Invoked on back press, returning {@code true} if the search session handled it. */
         boolean handleSearchBackInvoked() {
             return mSearchSessionController.handleBackInvoked();
diff --git a/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarSearchSessionController.kt b/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarSearchSessionController.kt
index 3d15fbd..4d0b376 100644
--- a/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarSearchSessionController.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarSearchSessionController.kt
@@ -49,6 +49,8 @@
     /** Creates a [PreDragCondition] for [view], if it is a search result that requires one. */
     open fun createPreDragConditionForSearch(view: View): PreDragCondition? = null
 
+    open fun canHandleBackInvoked(): Boolean = false
+
     open fun handleBackInvoked(): Boolean = false
 
     open fun onAllAppsAnimationPending(
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarBackground.kt b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarBackground.kt
index 8eeb055..9799349 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarBackground.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarBackground.kt
@@ -31,7 +31,7 @@
 import com.android.wm.shell.common.TriangleShape
 
 /** Drawable for the background of the bubble bar. */
-class BubbleBarBackground(context: Context, private val backgroundHeight: Float) : Drawable() {
+class BubbleBarBackground(context: Context, private var backgroundHeight: Float) : Drawable() {
 
     private val DARK_THEME_SHADOW_ALPHA = 51f
     private val LIGHT_THEME_SHADOW_ALPHA = 25f
@@ -171,4 +171,8 @@
     fun setArrowAlpha(alpha: Int) {
         arrowDrawable.paint.alpha = alpha
     }
+
+    fun setHeight(newHeight: Float) {
+        backgroundHeight = newHeight
+    }
 }
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarController.java b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarController.java
index a2c1b07..981c9f9 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarController.java
@@ -313,8 +313,11 @@
                 || (!update.expandedChanged && !mBubbleBarViewController.isExpanded());
         final boolean isExpanding = update.expandedChanged && update.expanded;
         // don't animate bubbles if this is the initial state because we may be unfolding or
-        // enabling gesture nav
-        final boolean suppressAnimation = update.initialState;
+        // enabling gesture nav. also suppress animation if the bubble bar is hidden for sysui e.g.
+        // the shade is open, or we're locked.
+        final boolean suppressAnimation =
+                update.initialState || mBubbleBarViewController.isHiddenForSysui();
+
         BubbleBarItem previouslySelectedBubble = mSelectedBubble;
         BubbleBarBubble bubbleToSelect = null;
         if (!update.removedBubbles.isEmpty()) {
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarView.java b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarView.java
index 711ba62..1003c3f 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarView.java
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarView.java
@@ -106,10 +106,12 @@
     private final Rect mBubbleBarBounds = new Rect();
     // The amount the bubbles overlap when they are stacked in the bubble bar
     private final float mIconOverlapAmount;
-    // The spacing between the bubbles when they are expanded in the bubble bar
-    private final float mIconSpacing;
+    // The spacing between the bubbles when bubble bar is expanded
+    private final float mExpandedBarIconsSpacing;
+    // The spacing between the bubbles and the borders of the bubble bar
+    private float mBubbleBarPadding;
     // The size of a bubble in the bar
-    private final float mIconSize;
+    private float mIconSize;
     // The elevation of the bubbles within the bar
     private final float mBubbleElevation;
     private final float mDragElevation;
@@ -169,16 +171,17 @@
         setAlpha(0);
         setVisibility(INVISIBLE);
         mIconOverlapAmount = getResources().getDimensionPixelSize(R.dimen.bubblebar_icon_overlap);
-        mIconSpacing = getResources().getDimensionPixelSize(R.dimen.bubblebar_icon_spacing);
+        mBubbleBarPadding = getResources().getDimensionPixelSize(R.dimen.bubblebar_icon_spacing);
         mIconSize = getResources().getDimensionPixelSize(R.dimen.bubblebar_icon_size);
+        mExpandedBarIconsSpacing = getResources().getDimensionPixelSize(
+                R.dimen.bubblebar_expanded_icon_spacing);
         mBubbleElevation = getResources().getDimensionPixelSize(R.dimen.bubblebar_icon_elevation);
         mDragElevation = getResources().getDimensionPixelSize(R.dimen.bubblebar_drag_elevation);
         mPointerSize = getResources().getDimensionPixelSize(R.dimen.bubblebar_pointer_size);
 
         setClipToPadding(false);
 
-        mBubbleBarBackground = new BubbleBarBackground(context,
-                getResources().getDimensionPixelSize(R.dimen.bubblebar_size));
+        mBubbleBarBackground = new BubbleBarBackground(context, getBubbleBarHeight());
         setBackgroundDrawable(mBubbleBarBackground);
 
         mWidthAnimator.setDuration(WIDTH_ANIMATION_DURATION_MS);
@@ -219,6 +222,29 @@
         });
     }
 
+    /**
+     * Sets new icon size and spacing between icons and bubble bar borders.
+     *
+     * @param newIconSize new icon size
+     * @param spacing     spacing between icons and bubble bar borders.
+     */
+    // TODO(b/335575529): animate bubble bar icons size change
+    public void setIconSizeAndPadding(float newIconSize, float spacing) {
+        // TODO(b/335457839): handle new bubble animation during the size change
+        mBubbleBarPadding = spacing;
+        mIconSize = newIconSize;
+        int childCount = getChildCount();
+        for (int i = 0; i < childCount; i++) {
+            View childView = getChildAt(i);
+            FrameLayout.LayoutParams params = (LayoutParams) childView.getLayoutParams();
+            params.height = (int) mIconSize;
+            params.width = (int) mIconSize;
+            childView.setLayoutParams(params);
+        }
+        mBubbleBarBackground.setHeight(getBubbleBarHeight());
+        updateLayoutParams();
+    }
+
     @Override
     protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
         super.onLayout(changed, left, top, right, bottom);
@@ -516,6 +542,13 @@
         setLayoutParams(lp);
     }
 
+    private void updateLayoutParams() {
+        LayoutParams lp = (FrameLayout.LayoutParams) getLayoutParams();
+        lp.height = getBubbleBarHeight();
+        lp.width = (int) (mIsBarExpanded ? expandedWidth() : collapsedWidth());
+        setLayoutParams(lp);
+    }
+
     /** @return the horizontal margin between the bubble bar and the edge of the screen. */
     int getHorizontalMargin() {
         LayoutParams lp = (FrameLayout.LayoutParams) getLayoutParams();
@@ -551,12 +584,12 @@
             final float collapsedX;
             if (onLeft) {
                 // If bar is on the left, bubbles are ordered right to left
-                expandedX = (bubbleCount - i - 1) * (mIconSize + mIconSpacing);
+                expandedX = (bubbleCount - i - 1) * (mIconSize + mExpandedBarIconsSpacing);
                 // Shift the first bubble only if there are more bubbles in addition to overflow
                 collapsedX = i == 0 && bubbleCount > 2 ? mIconOverlapAmount : 0;
             } else {
                 // Bubbles ordered left to right, don't move the first bubble
-                expandedX = i * (mIconSize + mIconSpacing);
+                expandedX = i * (mIconSize + mExpandedBarIconsSpacing);
                 collapsedX = i == 0 ? 0 : mIconOverlapAmount;
             }
 
@@ -599,14 +632,14 @@
         final float interpolatedWidth =
                 widthState * (expandedWidth - collapsedWidth) + collapsedWidth;
         final float arrowPosition;
+
+        float interpolatedShift = (expandedArrowPosition - collapsedArrowPosition) * widthState;
         if (onLeft) {
-            float interpolatedShift = (expandedArrowPosition - collapsedArrowPosition) * widthState;
             arrowPosition = collapsedArrowPosition + interpolatedShift;
         } else {
             if (mIsBarExpanded) {
-                // when the bar is expanding, the selected bubble is always the first, so the arrow
-                // always shifts with the interpolated width.
-                arrowPosition = currentWidth - interpolatedWidth + collapsedArrowPosition;
+                arrowPosition = currentWidth - interpolatedWidth + collapsedArrowPosition
+                        + interpolatedShift;
             } else {
                 final float targetPosition = currentWidth - collapsedWidth + collapsedArrowPosition;
                 arrowPosition =
@@ -709,7 +742,8 @@
         } else {
             bubblePosition = index;
         }
-        return getPaddingStart() + bubblePosition * (mIconSize + mIconSpacing) + mIconSize / 2f;
+        return getPaddingStart() + bubblePosition * (mIconSize + mExpandedBarIconsSpacing)
+                + mIconSize / 2f;
     }
 
     private float arrowPositionForSelectedWhenCollapsed() {
@@ -770,7 +804,9 @@
     public float expandedWidth() {
         final int childCount = getChildCount();
         final int horizontalPadding = getPaddingStart() + getPaddingEnd();
-        return childCount * (mIconSize + mIconSpacing) + horizontalPadding;
+        // spaces amount is less than child count by 1, or 0 if no child views
+        int spacesCount = Math.max(childCount - 1, 0);
+        return childCount * mIconSize + spacesCount * mExpandedBarIconsSpacing + horizontalPadding;
     }
 
     private float collapsedWidth() {
@@ -783,6 +819,10 @@
                 : mIconSize + horizontalPadding;
     }
 
+    private int getBubbleBarHeight() {
+        return (int) (mIconSize + mBubbleBarPadding * 2 + mPointerSize);
+    }
+
     /**
      * Returns whether the given MotionEvent, *in screen coordinates*, is within bubble bar
      * touch bounds.
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarViewController.java b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarViewController.java
index aa1b4df..a1a2898 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarViewController.java
@@ -18,9 +18,12 @@
 import static android.view.View.INVISIBLE;
 import static android.view.View.VISIBLE;
 
+import android.content.res.Resources;
 import android.graphics.Point;
 import android.graphics.Rect;
+import android.util.DisplayMetrics;
 import android.util.Log;
+import android.util.TypedValue;
 import android.view.Gravity;
 import android.view.MotionEvent;
 import android.view.View;
@@ -52,12 +55,13 @@
 public class BubbleBarViewController {
 
     private static final String TAG = BubbleBarViewController.class.getSimpleName();
-
+    private static final float APP_ICON_SMALL_DP = 44f;
+    private static final float APP_ICON_MEDIUM_DP = 48f;
+    private static final float APP_ICON_LARGE_DP = 52f;
     private final SystemUiProxy mSystemUiProxy;
     private final TaskbarActivityContext mActivity;
     private final BubbleBarView mBarView;
-    private final int mIconSize;
-    private final int mPointerSize;
+    private int mIconSize;
 
     // Initialized in init.
     private BubbleStashController mBubbleStashController;
@@ -96,9 +100,8 @@
         mSystemUiProxy = SystemUiProxy.INSTANCE.get(mActivity);
         mBubbleBarAlpha = new MultiValueAlpha(mBarView, 1 /* num alpha channels */);
         mBubbleBarAlpha.setUpdateVisibility(true);
-        mIconSize = activity.getResources().getDimensionPixelSize(R.dimen.bubblebar_icon_size);
-        mPointerSize = activity.getResources().getDimensionPixelSize(
-                R.dimen.bubblebar_pointer_size);
+        mIconSize = activity.getResources().getDimensionPixelSize(
+                R.dimen.bubblebar_icon_size);
     }
 
     public void init(TaskbarControllers controllers, BubbleControllers bubbleControllers) {
@@ -108,12 +111,8 @@
         mTaskbarStashController = controllers.taskbarStashController;
         mTaskbarInsetsController = controllers.taskbarInsetsController;
 
-        mActivity.addOnDeviceProfileChangeListener(dp ->
-                mBarView.getLayoutParams().height =
-                        mActivity.getDeviceProfile().taskbarHeight + mPointerSize
-        );
-        mBarView.getLayoutParams().height =
-                mActivity.getDeviceProfile().taskbarHeight + mPointerSize;
+        mActivity.addOnDeviceProfileChangeListener(dp -> setBubbleBarIconSize(dp.taskbarIconSize));
+        setBubbleBarIconSize(mActivity.getDeviceProfile().taskbarIconSize);
         mBubbleBarScale.updateValue(1f);
         mBubbleClickListener = v -> onBubbleClicked(v);
         mBubbleBarClickListener = v -> onBubbleBarClicked();
@@ -260,12 +259,44 @@
         }
     }
 
+    private void setBubbleBarIconSize(int newIconSize) {
+        if (newIconSize == mIconSize) {
+            return;
+        }
+        Resources res = mActivity.getResources();
+        DisplayMetrics dm = res.getDisplayMetrics();
+        float smallIconSize = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,
+                APP_ICON_SMALL_DP, dm);
+        float mediumIconSize = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,
+                APP_ICON_MEDIUM_DP, dm);
+        float largeIconSize = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,
+                APP_ICON_LARGE_DP, dm);
+        float smallMediumThreshold = (smallIconSize + mediumIconSize) / 2f;
+        float mediumLargeThreshold = (mediumIconSize + largeIconSize) / 2f;
+        mIconSize = newIconSize <= smallMediumThreshold
+                ? res.getDimensionPixelSize(R.dimen.bubblebar_icon_size_small) :
+                res.getDimensionPixelSize(R.dimen.bubblebar_icon_size);
+        float bubbleBarPadding = newIconSize >= mediumLargeThreshold
+                ? res.getDimensionPixelSize(R.dimen.bubblebar_icon_spacing_large) :
+                res.getDimensionPixelSize(R.dimen.bubblebar_icon_spacing);
+
+        mBarView.setIconSizeAndPadding(mIconSize, bubbleBarPadding);
+        mBarView.setPadding((int) bubbleBarPadding, mBarView.getPaddingTop(),
+                (int) bubbleBarPadding,
+                mBarView.getPaddingBottom());
+    }
+
     /** Sets a callback that updates the selected bubble after the bubble bar collapses. */
     public void setUpdateSelectedBubbleAfterCollapse(
             Consumer<String> updateSelectedBubbleAfterCollapse) {
         mBarView.setUpdateSelectedBubbleAfterCollapse(updateSelectedBubbleAfterCollapse);
     }
 
+    /** Returns whether the bubble bar should be hidden because of the current sysui state. */
+    boolean isHiddenForSysui() {
+        return mHiddenForSysui;
+    }
+
     /**
      * Sets whether the bubble bar should be hidden due to SysUI state (e.g. on lockscreen).
      */
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleStashController.java b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleStashController.java
index 61a2e22..76d86de 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleStashController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleStashController.java
@@ -23,6 +23,7 @@
 import android.annotation.Nullable;
 import android.view.InsetsController;
 import android.view.MotionEvent;
+import android.view.View;
 
 import com.android.launcher3.anim.AnimatedFloat;
 import com.android.launcher3.taskbar.StashedHandleViewController;
@@ -32,6 +33,7 @@
 import com.android.launcher3.taskbar.TaskbarStashController;
 import com.android.launcher3.util.MultiPropertyFactory;
 import com.android.wm.shell.common.bubbles.BubbleBarLocation;
+import com.android.wm.shell.shared.animation.PhysicsAnimator;
 
 /**
  * Coordinates between controllers such as BubbleBarView and BubbleHandleViewController to
@@ -51,15 +53,6 @@
      */
     private static final float STASHED_BAR_SCALE = 0.5f;
 
-    /** The duration of hiding and showing the stashed handle as part of a new bubble animation. */
-    private static final long NEW_BUBBLE_HANDLE_ANIMATION_DURATION_MS = 200;
-
-    /** The translation Y value the handle animates to when hiding it for a new bubble. */
-    private static final int NEW_BUBBLE_HIDE_HANDLE_ANIMATION_TRANSLATION_Y = -20;
-
-    /** The alpha value the handle animates to when hiding it for a new bubble. */
-    public static final float NEW_BUBBLE_HIDE_HANDLE_ANIMATION_ALPHA = 0.5f;
-
     protected final TaskbarActivityContext mActivity;
 
     // Initialized in init.
@@ -73,7 +66,6 @@
     private AnimatedFloat mIconScaleForStash;
     private AnimatedFloat mIconTranslationYForStash;
     private MultiPropertyFactory.MultiProperty mBubbleStashedHandleAlpha;
-    private AnimatedFloat mBubbleStashedHandleTranslationY;
 
     private boolean mRequestedStashState;
     private boolean mRequestedExpandedState;
@@ -105,7 +97,6 @@
 
         mBubbleStashedHandleAlpha = mHandleViewController.getStashedHandleAlpha().get(
                 StashedHandleViewController.ALPHA_INDEX_STASHED);
-        mBubbleStashedHandleTranslationY = mHandleViewController.getStashedHandleTranslationY();
 
         mStashedHeight = mHandleViewController.getStashedHeight();
         mUnstashedHeight = mHandleViewController.getUnstashedHeight();
@@ -379,29 +370,8 @@
         return mHandleViewController.getStashedHandleCenterX();
     }
 
-    /** Returns the animation for hiding the handle before a new bubble animates in. */
-    public AnimatorSet buildHideHandleAnimationForNewBubble() {
-        AnimatorSet animatorSet = new AnimatorSet();
-        animatorSet.playTogether(
-                mBubbleStashedHandleTranslationY.animateToValue(
-                        NEW_BUBBLE_HIDE_HANDLE_ANIMATION_TRANSLATION_Y),
-                mBubbleStashedHandleAlpha.animateToValue(NEW_BUBBLE_HIDE_HANDLE_ANIMATION_ALPHA));
-        animatorSet.setDuration(NEW_BUBBLE_HANDLE_ANIMATION_DURATION_MS);
-        return animatorSet;
-    }
-
-    /** Sets the alpha value of the stashed handle. */
-    public void setStashAlpha(float alpha) {
-        mBubbleStashedHandleAlpha.setValue(alpha);
-    }
-
-    /** Returns the animation for showing the handle after a new bubble animated in. */
-    public AnimatorSet buildShowHandleAnimationForNewBubble() {
-        AnimatorSet animatorSet = new AnimatorSet();
-        animatorSet.playTogether(
-                mBubbleStashedHandleTranslationY.animateToValue(0),
-                mBubbleStashedHandleAlpha.animateToValue(1));
-        animatorSet.setDuration(NEW_BUBBLE_HANDLE_ANIMATION_DURATION_MS);
-        return animatorSet;
+    /** Returns the [PhysicsAnimator] for the stashed handle view. */
+    public PhysicsAnimator<View> getStashedHandlePhysicsAnimator() {
+        return mHandleViewController.getPhysicsAnimator();
     }
 }
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleStashedHandleViewController.java b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleStashedHandleViewController.java
index 2a5912a..6f1a093 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleStashedHandleViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleStashedHandleViewController.java
@@ -29,7 +29,6 @@
 import android.view.ViewOutlineProvider;
 
 import com.android.launcher3.R;
-import com.android.launcher3.anim.AnimatedFloat;
 import com.android.launcher3.anim.RevealOutlineAnimation;
 import com.android.launcher3.anim.RoundedRectRevealOutlineProvider;
 import com.android.launcher3.taskbar.StashedHandleView;
@@ -40,6 +39,7 @@
 import com.android.launcher3.util.MultiValueAlpha;
 import com.android.systemui.shared.navigationbar.RegionSamplingHelper;
 import com.android.wm.shell.common.bubbles.BubbleBarLocation;
+import com.android.wm.shell.shared.animation.PhysicsAnimator;
 
 /**
  * Handles properties/data collection, then passes the results to our stashed handle View to render.
@@ -59,12 +59,6 @@
     private int mStashedHandleWidth;
     private int mStashedHandleHeight;
 
-    private final AnimatedFloat mStashedHandleTranslationY =
-            new AnimatedFloat(this::updateTranslationY);
-
-    // Modified when swipe up is happening on the stashed handle or task bar.
-    private float mSwipeUpTranslationY;
-
     // The bounds we want to clip to in the settled state when showing the stashed handle.
     private final Rect mStashedHandleBounds = new Rect();
 
@@ -129,6 +123,11 @@
                 updateBounds(mBarViewController.getBubbleBarLocation()));
     }
 
+    /** Returns the [PhysicsAnimator] for the stashed handle view. */
+    public PhysicsAnimator<View> getPhysicsAnimator() {
+        return PhysicsAnimator.getInstance(mStashedHandleView);
+    }
+
     private void updateBounds(BubbleBarLocation bubbleBarLocation) {
         // As more bubbles get added, the icon bounds become larger. To ensure a consistent
         // handle bar position, we pin it to the edge of the screen.
@@ -238,21 +237,11 @@
         }
     }
 
-    /** Returns an animator for translation Y. */
-    public AnimatedFloat getStashedHandleTranslationY() {
-        return mStashedHandleTranslationY;
-    }
-
     /**
      * Sets the translation of the stashed handle during the swipe up gesture.
      */
     public void setTranslationYForSwipe(float transY) {
-        mSwipeUpTranslationY = transY;
-        updateTranslationY();
-    }
-
-    private void updateTranslationY() {
-        mStashedHandleView.setTranslationY(mStashedHandleTranslationY.value + mSwipeUpTranslationY);
+        mStashedHandleView.setTranslationY(transY);
     }
 
     /**
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/OWNERS b/quickstep/src/com/android/launcher3/taskbar/bubbles/OWNERS
index edabae2..3f947a0 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/OWNERS
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/OWNERS
@@ -1,3 +1,5 @@
 atsjenk@google.com
 liranb@google.com
 madym@google.com
+mpodolian@google.com
+
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/animation/BubbleBarViewAnimator.kt b/quickstep/src/com/android/launcher3/taskbar/bubbles/animation/BubbleBarViewAnimator.kt
index 1db5103..2d8983f 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/animation/BubbleBarViewAnimator.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/animation/BubbleBarViewAnimator.kt
@@ -18,16 +18,12 @@
 
 import android.view.View
 import android.view.View.VISIBLE
-import androidx.core.animation.AnimatorSet
-import androidx.core.animation.ObjectAnimator
-import androidx.core.animation.doOnEnd
 import androidx.dynamicanimation.animation.DynamicAnimation
 import androidx.dynamicanimation.animation.SpringForce
 import com.android.launcher3.taskbar.bubbles.BubbleBarBubble
 import com.android.launcher3.taskbar.bubbles.BubbleBarView
 import com.android.launcher3.taskbar.bubbles.BubbleStashController
 import com.android.launcher3.taskbar.bubbles.BubbleView
-import com.android.systemui.util.doOnEnd
 import com.android.wm.shell.shared.animation.PhysicsAnimator
 
 /** Handles animations for bubble bar bubbles. */
@@ -43,17 +39,19 @@
         /** The time to show the flyout. */
         const val FLYOUT_DELAY_MS: Long = 2500
         /** The translation Y the new bubble will animate to. */
-        const val BUBBLE_ANIMATION_FINAL_TRANSLATION_Y = -50f
+        const val BUBBLE_ANIMATION_BUBBLE_TRANSLATION_Y = -50f
         /** The initial translation Y value the new bubble is set to before the animation starts. */
         // TODO(liranb): get rid of this and calculate this based on the y-distance between the
         // bubble and the stash handle.
-        const val BUBBLE_ANIMATION_INITIAL_TRANSLATION_Y = 50f
+        const val BUBBLE_ANIMATION_TRANSLATION_Y_OFFSET = 50f
         /** The initial scale Y value that the new bubble is set to before the animation starts. */
         const val BUBBLE_ANIMATION_INITIAL_SCALE_Y = 0.3f
-        /** The initial alpha value that the new bubble is set to before the animation starts. */
-        const val BUBBLE_ANIMATION_INITIAL_ALPHA = 0.5f
-        /** The duration of the hide bubble animation. */
-        const val HIDE_BUBBLE_ANIMATION_DURATION_MS = 250L
+        /**
+         * The distance the stashed handle will travel as it gets hidden as part of the new bubble
+         * animation.
+         */
+        // TODO(liranb): calculate this based on the position of the views
+        const val BUBBLE_ANIMATION_STASH_HANDLE_TRANSLATION_Y = -20f
     }
 
     /** An interface for scheduling jobs. */
@@ -91,7 +89,7 @@
         if (animator.isRunning()) animator.cancel()
         // the animation of a new bubble is divided into 2 parts. The first part shows the bubble
         // and the second part hides it after a delay.
-        val showAnimation = buildShowAnimation(bubbleView, b.key, animator)
+        val showAnimation = buildShowAnimation(bubbleView, b.key)
         val hideAnimation = buildHideAnimation(bubbleView)
         scheduler.post(showAnimation)
         scheduler.postDelayed(FLYOUT_DELAY_MS, hideAnimation)
@@ -100,71 +98,139 @@
     /**
      * Returns a lambda that starts the animation that shows the new bubble.
      *
-     * The animation is divided into 2 parts. First the stash handle starts animating up and fades
-     * out. When it ends the bubble starts fading in. The bubble and stashed handle are aligned to
-     * give the impression of the stash handle morphing into the bubble.
+     * Visually, the animation is divided into 2 parts. The stash handle starts animating up and
+     * fading out and then the bubble starts animating up and fading in.
+     *
+     * To make the transition from the handle to the bubble smooth, the positions and movement of
+     * the 2 views must be synchronized. To do that we use a single spring path along the Y axis,
+     * starting from the handle's position to the eventual bubble's position. The path is split into
+     * 3 parts.
+     * 1. In the first part, we only animate the handle.
+     * 1. In the second part the handle is fully hidden, and the bubble is animating in.
+     * 1. The third part is the overshoot of the spring animation, where we make the bubble fully
+     *    visible which helps avoiding further updates when we re-enter the second part.
      */
     private fun buildShowAnimation(
         bubbleView: BubbleView,
         key: String,
-        bubbleAnimator: PhysicsAnimator<BubbleView>
     ): () -> Unit = {
+        bubbleBarView.prepareForAnimatingBubbleWhileStashed(key)
         // calculate the initial translation x the bubble should have in order to align it with the
         // stash handle.
         val initialTranslationX =
             bubbleStashController.stashedHandleCenterX - bubbleView.centerXOnScreen
-        bubbleBarView.prepareForAnimatingBubbleWhileStashed(key)
-        bubbleAnimator.setDefaultSpringConfig(springConfig)
-        bubbleAnimator
-            .spring(DynamicAnimation.ALPHA, 1f)
-            .spring(DynamicAnimation.TRANSLATION_Y, BUBBLE_ANIMATION_FINAL_TRANSLATION_Y)
-            .spring(DynamicAnimation.SCALE_Y, 1f)
         // prepare the bubble for the animation
         bubbleView.alpha = 0f
         bubbleView.translationX = initialTranslationX
-        bubbleView.translationY = BUBBLE_ANIMATION_INITIAL_TRANSLATION_Y
         bubbleView.scaleY = BUBBLE_ANIMATION_INITIAL_SCALE_Y
         bubbleView.visibility = VISIBLE
-        // start the stashed handle animation. when it ends, start the bubble animation.
-        val stashedHandleAnimation = bubbleStashController.buildHideHandleAnimationForNewBubble()
-        stashedHandleAnimation.doOnEnd {
-            bubbleView.alpha = BUBBLE_ANIMATION_INITIAL_ALPHA
-            bubbleAnimator.start()
-            bubbleStashController.setStashAlpha(0f)
+
+        // this is the total distance that both the stashed handle and the bubble will be traveling
+        val totalTranslationY =
+            BUBBLE_ANIMATION_BUBBLE_TRANSLATION_Y + BUBBLE_ANIMATION_STASH_HANDLE_TRANSLATION_Y
+        val animator = bubbleStashController.stashedHandlePhysicsAnimator
+        animator.setDefaultSpringConfig(springConfig)
+        animator.spring(DynamicAnimation.TRANSLATION_Y, totalTranslationY)
+        animator.addUpdateListener { target, values ->
+            val ty = values[DynamicAnimation.TRANSLATION_Y]?.value ?: return@addUpdateListener
+            when {
+                ty >= BUBBLE_ANIMATION_STASH_HANDLE_TRANSLATION_Y -> {
+                    // we're in the first leg of the animation. only animate the handle. the bubble
+                    // remains hidden during this part of the animation
+
+                    // map the path [0, BUBBLE_ANIMATION_STASH_HANDLE_TRANSLATION_Y] to [0,1]
+                    val fraction = ty / BUBBLE_ANIMATION_STASH_HANDLE_TRANSLATION_Y
+                    target.alpha = 1 - fraction / 2
+                }
+                ty >= totalTranslationY -> {
+                    // this is the second leg of the animation. the handle should be completely
+                    // hidden and the bubble should start animating in.
+                    // it's possible that we're re-entering this leg because this is a spring
+                    // animation, so only set the alpha and scale for the bubble if we didn't
+                    // already fully animate in.
+                    target.alpha = 0f
+                    bubbleView.translationY = ty + BUBBLE_ANIMATION_TRANSLATION_Y_OFFSET
+                    if (bubbleView.alpha != 1f) {
+                        // map the path
+                        // [BUBBLE_ANIMATION_STASH_HANDLE_TRANSLATION_Y, totalTranslationY]
+                        // to [0, 1]
+                        val fraction =
+                            (ty - BUBBLE_ANIMATION_STASH_HANDLE_TRANSLATION_Y) /
+                                BUBBLE_ANIMATION_BUBBLE_TRANSLATION_Y
+                        bubbleView.alpha = fraction
+                        bubbleView.scaleY =
+                            BUBBLE_ANIMATION_INITIAL_SCALE_Y +
+                                (1 - BUBBLE_ANIMATION_INITIAL_SCALE_Y) * fraction
+                    }
+                }
+                else -> {
+                    // we're past the target animated value, set the alpha and scale for the bubble
+                    // so that it's fully visible and no longer changing, but keep moving it along
+                    // the animation path
+                    bubbleView.alpha = 1f
+                    bubbleView.scaleY = 1f
+                    bubbleView.translationY = ty + BUBBLE_ANIMATION_TRANSLATION_Y_OFFSET
+                }
+            }
         }
-        stashedHandleAnimation.start()
+        animator.start()
     }
 
     /**
      * Returns a lambda that starts the animation that hides the new bubble.
      *
-     * Similarly to the show animation, this is divided into 2 parts. We first animate the bubble
-     * out, and then animate the stash handle in. At the end of the animation we reset the values of
-     * the bubble.
+     * Similarly to the show animation, this is visually divided into 2 parts. We first animate the
+     * bubble out, and then animate the stash handle in. At the end of the animation we reset the
+     * values of the bubble.
+     *
+     * This is a spring animation that goes along the same path of the show animation in the
+     * opposite order, and is split into 3 parts:
+     * 1. In the first part the bubble animates out.
+     * 1. In the second part the bubble is fully hidden and the handle animates in.
+     * 1. The third part is the overshoot. The handle is made fully visible.
      */
     private fun buildHideAnimation(bubbleView: BubbleView): () -> Unit = {
-        val stashAnimation = bubbleStashController.buildShowHandleAnimationForNewBubble()
-        val alphaAnimator =
-            ObjectAnimator.ofFloat(bubbleView, View.ALPHA, BUBBLE_ANIMATION_INITIAL_ALPHA)
-        val translationYAnimator =
-            ObjectAnimator.ofFloat(
-                bubbleView,
-                View.TRANSLATION_Y,
-                BUBBLE_ANIMATION_INITIAL_TRANSLATION_Y
-            )
-        val scaleYAnimator =
-            ObjectAnimator.ofFloat(bubbleView, View.SCALE_Y, BUBBLE_ANIMATION_INITIAL_SCALE_Y)
-        val hideBubbleAnimation = AnimatorSet()
-        hideBubbleAnimation.playTogether(alphaAnimator, translationYAnimator, scaleYAnimator)
-        hideBubbleAnimation.duration = HIDE_BUBBLE_ANIMATION_DURATION_MS
-        hideBubbleAnimation.doOnEnd {
-            // the bubble is now hidden, start the stash handle animation and reset bubble
-            // properties
-            bubbleStashController.setStashAlpha(
-                BubbleStashController.NEW_BUBBLE_HIDE_HANDLE_ANIMATION_ALPHA
-            )
+        // this is the total distance that both the stashed handle and the bubble will be traveling
+        val totalTranslationY =
+            BUBBLE_ANIMATION_BUBBLE_TRANSLATION_Y + BUBBLE_ANIMATION_STASH_HANDLE_TRANSLATION_Y
+        val animator = bubbleStashController.stashedHandlePhysicsAnimator
+        animator.setDefaultSpringConfig(springConfig)
+        animator.spring(DynamicAnimation.TRANSLATION_Y, 0f)
+        animator.addUpdateListener { target, values ->
+            val ty = values[DynamicAnimation.TRANSLATION_Y]?.value ?: return@addUpdateListener
+            when {
+                ty <= BUBBLE_ANIMATION_STASH_HANDLE_TRANSLATION_Y -> {
+                    // this is the first leg of the animation. only animate the bubble. the handle
+                    // is hidden during this part
+                    bubbleView.translationY = ty + BUBBLE_ANIMATION_TRANSLATION_Y_OFFSET
+                    // map the path
+                    // [totalTranslationY, BUBBLE_ANIMATION_STASH_HANDLE_TRANSLATION_Y]
+                    // to [0, 1]
+                    val fraction = (totalTranslationY - ty) / BUBBLE_ANIMATION_BUBBLE_TRANSLATION_Y
+                    bubbleView.alpha = 1 - fraction / 2
+                    bubbleView.scaleY = 1 - (1 - BUBBLE_ANIMATION_INITIAL_SCALE_Y) * fraction
+                }
+                ty <= 0 -> {
+                    // this is the second part of the animation. make the bubble invisible and
+                    // start fading in the handle, but don't update the alpha if it's already fully
+                    // visible
+                    bubbleView.alpha = 0f
+                    if (target.alpha != 1f) {
+                        // map the path [BUBBLE_ANIMATION_STASH_HANDLE_TRANSLATION_Y, 0] to [0, 1]
+                        val fraction =
+                            (BUBBLE_ANIMATION_STASH_HANDLE_TRANSLATION_Y - ty) /
+                                BUBBLE_ANIMATION_STASH_HANDLE_TRANSLATION_Y
+                        target.alpha = fraction
+                    }
+                }
+                else -> {
+                    // we reached the target value. set the alpha of the handle to 1
+                    target.alpha = 1f
+                }
+            }
+        }
+        animator.addEndListener { _, _, _, _, _, _, _ ->
             bubbleView.alpha = 0f
-            stashAnimation.start()
             bubbleView.translationY = 0f
             bubbleView.scaleY = 1f
             if (bubbleStashController.isStashed) {
@@ -172,7 +238,7 @@
             }
             bubbleBarView.onAnimatingBubbleCompleted()
         }
-        hideBubbleAnimation.start()
+        animator.start()
     }
 }
 
diff --git a/quickstep/src/com/android/quickstep/DesktopModeStatus.java b/quickstep/src/com/android/quickstep/DesktopModeStatus.java
new file mode 100644
index 0000000..b1aae16
--- /dev/null
+++ b/quickstep/src/com/android/quickstep/DesktopModeStatus.java
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2024 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;
+
+import android.content.Context;
+import android.os.SystemProperties;
+
+import com.android.internal.annotations.VisibleForTesting;
+import com.android.window.flags.Flags;
+
+// TODO(b/335401172): Explore unifying logic across core and shell
+public class DesktopModeStatus {
+
+    /**
+     * Flag to indicate whether to restrict desktop mode to supported devices.
+     */
+    private static final boolean ENFORCE_DEVICE_RESTRICTIONS = SystemProperties.getBoolean(
+            "persist.wm.debug.desktop_mode_enforce_device_restrictions", true);
+
+    /**
+     * Return {@code true} if desktop mode should be restricted to supported devices.
+     */
+    @VisibleForTesting
+    public static boolean enforceDeviceRestrictions() {
+        return ENFORCE_DEVICE_RESTRICTIONS;
+    }
+
+    /**
+     * Return {@code true} if the current device supports desktop mode.
+     */
+    @VisibleForTesting
+    public static boolean isDesktopModeSupported(Context context) {
+        return context.getResources().getBoolean(
+                com.android.internal.R.bool.config_isDesktopModeSupported);
+    }
+
+    /**
+     * Return {@code true} if desktop mode can be entered on the current device.
+     */
+    public static boolean canEnterDesktopMode(Context context) {
+        return Flags.enableDesktopWindowingMode()
+                && (!enforceDeviceRestrictions() || isDesktopModeSupported(context));
+    }
+}
diff --git a/quickstep/src/com/android/quickstep/DesktopSystemShortcut.kt b/quickstep/src/com/android/quickstep/DesktopSystemShortcut.kt
index aa0f728..f26d594 100644
--- a/quickstep/src/com/android/quickstep/DesktopSystemShortcut.kt
+++ b/quickstep/src/com/android/quickstep/DesktopSystemShortcut.kt
@@ -24,7 +24,6 @@
 import com.android.quickstep.views.RecentsView
 import com.android.quickstep.views.RecentsViewContainer
 import com.android.quickstep.views.TaskView.TaskIdAttributeContainer
-import com.android.window.flags.Flags
 
 /** A menu item, "Desktop", that allows the user to bring the current app into Desktop Windowing. */
 class DesktopSystemShortcut(
@@ -52,7 +51,7 @@
     }
 
     companion object {
-        /** Creates a factory for creating Desktop system shorcuts. */
+        /** Creates a factory for creating Desktop system shortcuts. */
         @JvmOverloads
         fun createFactory(
             abstractFloatingViewHelper: AbstractFloatingViewHelper = AbstractFloatingViewHelper()
@@ -62,7 +61,7 @@
                     container: RecentsViewContainer,
                     taskContainer: TaskIdAttributeContainer
                 ): List<DesktopSystemShortcut>? {
-                    return if (!Flags.enableDesktopWindowingMode()) null
+                    return if (!DesktopModeStatus.canEnterDesktopMode(container.asContext())) null
                     else if (!taskContainer.task.isDockable) null
                     else
                         listOf(
diff --git a/quickstep/src/com/android/quickstep/DeviceConfigWrapper.kt b/quickstep/src/com/android/quickstep/DeviceConfigWrapper.kt
index 1cc54d8..f68f793 100644
--- a/quickstep/src/com/android/quickstep/DeviceConfigWrapper.kt
+++ b/quickstep/src/com/android/quickstep/DeviceConfigWrapper.kt
@@ -33,7 +33,7 @@
     val customLphThresholds =
         propReader.get(
             "CUSTOM_LPH_THRESHOLDS",
-            false,
+            true,
             "Server side control to customize LPH timeout and touch slop"
         )
 
diff --git a/quickstep/src/com/android/quickstep/GestureState.java b/quickstep/src/com/android/quickstep/GestureState.java
index 9dab7a3..c8a91df 100644
--- a/quickstep/src/com/android/quickstep/GestureState.java
+++ b/quickstep/src/com/android/quickstep/GestureState.java
@@ -513,13 +513,14 @@
         return mSwipeUpStartTimeMs;
     }
 
-    public void dump(PrintWriter pw) {
-        pw.println("GestureState:");
-        pw.println("  gestureID=" + mGestureId);
-        pw.println("  runningTask=" + mRunningTask);
-        pw.println("  endTarget=" + mEndTarget);
-        pw.println("  lastAppearedTaskTargetId=" + Arrays.toString(mLastAppearedTaskTargets));
-        pw.println("  lastStartedTaskId=" + Arrays.toString(mLastStartedTaskId));
-        pw.println("  isRecentsAnimationRunning=" + isRecentsAnimationRunning());
+    public void dump(String prefix, PrintWriter pw) {
+        pw.println(prefix + "GestureState:");
+        pw.println(prefix + "\tgestureID=" + mGestureId);
+        pw.println(prefix + "\trunningTask=" + mRunningTask);
+        pw.println(prefix + "\tendTarget=" + mEndTarget);
+        pw.println(prefix + "\tlastAppearedTaskTargetId="
+                + Arrays.toString(mLastAppearedTaskTargets));
+        pw.println(prefix + "\tlastStartedTaskId=" + Arrays.toString(mLastStartedTaskId));
+        pw.println(prefix + "\tisRecentsAnimationRunning=" + isRecentsAnimationRunning());
     }
 }
diff --git a/quickstep/src/com/android/quickstep/RecentsAnimationCallbacks.java b/quickstep/src/com/android/quickstep/RecentsAnimationCallbacks.java
index 5d26ec0..da7a98f 100644
--- a/quickstep/src/com/android/quickstep/RecentsAnimationCallbacks.java
+++ b/quickstep/src/com/android/quickstep/RecentsAnimationCallbacks.java
@@ -39,6 +39,7 @@
 import com.android.systemui.shared.recents.model.ThumbnailData;
 import com.android.systemui.shared.system.RecentsAnimationControllerCompat;
 
+import java.io.PrintWriter;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.HashMap;
@@ -219,6 +220,13 @@
         }
     }
 
+    public void dump(String prefix, PrintWriter pw) {
+        pw.println(prefix + "RecentsAnimationCallbacks:");
+
+        pw.println(prefix + "\tmAllowMinimizeSplitScreen=" + mAllowMinimizeSplitScreen);
+        pw.println(prefix + "\tmCancelled=" + mCancelled);
+    }
+
     /**
      * Listener for the recents animation callbacks.
      */
diff --git a/quickstep/src/com/android/quickstep/RecentsAnimationController.java b/quickstep/src/com/android/quickstep/RecentsAnimationController.java
index 06a442b..1b05e28 100644
--- a/quickstep/src/com/android/quickstep/RecentsAnimationController.java
+++ b/quickstep/src/com/android/quickstep/RecentsAnimationController.java
@@ -41,6 +41,7 @@
 import com.android.systemui.shared.system.InteractionJankMonitorWrapper;
 import com.android.systemui.shared.system.RecentsAnimationControllerCompat;
 
+import java.io.PrintWriter;
 import java.util.function.Consumer;
 
 /**
@@ -267,4 +268,14 @@
     public boolean getFinishTargetIsLauncher() {
         return mFinishTargetIsLauncher;
     }
+
+    public void dump(String prefix, PrintWriter pw) {
+        pw.println(prefix + "RecentsAnimationController:");
+
+        pw.println(prefix + "\tmAllowMinimizeSplitScreen=" + mAllowMinimizeSplitScreen);
+        pw.println(prefix + "\tmUseLauncherSysBarFlags=" + mUseLauncherSysBarFlags);
+        pw.println(prefix + "\tmSplitScreenMinimized=" + mSplitScreenMinimized);
+        pw.println(prefix + "\tmFinishRequested=" + mFinishRequested);
+        pw.println(prefix + "\tmFinishTargetIsLauncher=" + mFinishTargetIsLauncher);
+    }
 }
diff --git a/quickstep/src/com/android/quickstep/RecentsAnimationTargets.java b/quickstep/src/com/android/quickstep/RecentsAnimationTargets.java
index f936882..82bb453 100644
--- a/quickstep/src/com/android/quickstep/RecentsAnimationTargets.java
+++ b/quickstep/src/com/android/quickstep/RecentsAnimationTargets.java
@@ -25,6 +25,8 @@
 import android.os.Bundle;
 import android.view.RemoteAnimationTarget;
 
+import java.io.PrintWriter;
+
 /**
  * Extension of {@link RemoteAnimationTargets} with additional information about swipe
  * up animation
@@ -63,4 +65,14 @@
         }
         return false;
     }
+
+    @Override
+    public void dump(String prefix, PrintWriter pw) {
+        super.dump(prefix, pw);
+        prefix += '\t';
+        pw.println(prefix + "RecentsAnimationTargets:");
+
+        pw.println(prefix + "\thomeContentInsets=" + homeContentInsets);
+        pw.println(prefix + "\tminimizedHomeBounds=" + minimizedHomeBounds);
+    }
 }
diff --git a/quickstep/src/com/android/quickstep/RemoteAnimationTargets.java b/quickstep/src/com/android/quickstep/RemoteAnimationTargets.java
index e0c7403..57edd82 100644
--- a/quickstep/src/com/android/quickstep/RemoteAnimationTargets.java
+++ b/quickstep/src/com/android/quickstep/RemoteAnimationTargets.java
@@ -22,6 +22,7 @@
 import android.os.Bundle;
 import android.view.RemoteAnimationTarget;
 
+import java.io.PrintWriter;
 import java.util.ArrayList;
 import java.util.concurrent.CopyOnWriteArrayList;
 
@@ -149,6 +150,14 @@
         }
     }
 
+    public void dump(String prefix, PrintWriter pw) {
+        pw.println(prefix + "RemoteAnimationTargets:");
+
+        pw.println(prefix + "\ttargetMode=" + targetMode);
+        pw.println(prefix + "\thasRecents=" + hasRecents);
+        pw.println(prefix + "\tmReleased=" + mReleased);
+    }
+
     /**
      * Interface for intercepting surface release method
      */
diff --git a/quickstep/src/com/android/quickstep/TaskAnimationManager.java b/quickstep/src/com/android/quickstep/TaskAnimationManager.java
index 3b1ed46..dec8a12 100644
--- a/quickstep/src/com/android/quickstep/TaskAnimationManager.java
+++ b/quickstep/src/com/android/quickstep/TaskAnimationManager.java
@@ -17,6 +17,7 @@
 
 import static android.app.WindowConfiguration.ACTIVITY_TYPE_HOME;
 
+import static com.android.launcher3.Flags.enableHandleDelayedGestureCallbacks;
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 import static com.android.launcher3.util.NavigationMode.NO_BUTTON;
@@ -49,6 +50,7 @@
 import com.android.systemui.shared.system.TaskStackChangeListener;
 import com.android.systemui.shared.system.TaskStackChangeListeners;
 
+import java.io.PrintWriter;
 import java.util.HashMap;
 
 public class TaskAnimationManager implements RecentsAnimationCallbacks.RecentsAnimationListener {
@@ -67,6 +69,7 @@
     private Context mCtx;
 
     private boolean mRecentsAnimationStartPending = false;
+    private boolean mShouldIgnoreMotionEvents = false;
 
     private final TaskStackChangeListener mLiveTileRestartListener = new TaskStackChangeListener() {
         @Override
@@ -103,8 +106,16 @@
                 .startRecentsActivity(intent, 0, null, null, null));
     }
 
-    public boolean isRecentsAnimationStartPending() {
-        return mRecentsAnimationStartPending;
+    boolean shouldIgnoreMotionEvents() {
+        return mShouldIgnoreMotionEvents;
+    }
+
+    void notifyNewGestureStart() {
+        // If mRecentsAnimationStartPending is true at the beginning of a gesture, block all motion
+        // events for this new gesture so that this new gesture does not interfere with the
+        // previously-requested recents animation. Otherwise, clean up mShouldIgnoreMotionEvents.
+        // NOTE: this can lead to misleading logs
+        mShouldIgnoreMotionEvents = mRecentsAnimationStartPending;
     }
 
     /**
@@ -145,7 +156,12 @@
             @Override
             public void onRecentsAnimationStart(RecentsAnimationController controller,
                     RecentsAnimationTargets targets) {
-                mRecentsAnimationStartPending = false;
+                if (enableHandleDelayedGestureCallbacks() && mRecentsAnimationStartPending) {
+                    ActiveGestureLog.INSTANCE.addLog(new ActiveGestureLog.CompoundString(
+                            "TaskAnimationManager.startRecentsAnimation(onRecentsAnimationStart): ")
+                            .append("Setting mRecentsAnimationStartPending = false"));
+                    mRecentsAnimationStartPending = false;
+                }
                 if (mCallbacks == null) {
                     // It's possible for the recents animation to have finished and be cleaned up
                     // by the time we process the start callback, and in that case, just we can skip
@@ -186,13 +202,25 @@
 
             @Override
             public void onRecentsAnimationCanceled(HashMap<Integer, ThumbnailData> thumbnailDatas) {
-                mRecentsAnimationStartPending = false;
+                if (enableHandleDelayedGestureCallbacks() && mRecentsAnimationStartPending) {
+                    ActiveGestureLog.INSTANCE.addLog(new ActiveGestureLog.CompoundString(
+                            "TaskAnimationManager.startRecentsAnimation")
+                            .append("(onRecentsAnimationCanceled): ")
+                            .append("Setting mRecentsAnimationStartPending = false"));
+                    mRecentsAnimationStartPending = false;
+                }
                 cleanUpRecentsAnimation(newCallbacks);
             }
 
             @Override
             public void onRecentsAnimationFinished(RecentsAnimationController controller) {
-                mRecentsAnimationStartPending = false;
+                if (enableHandleDelayedGestureCallbacks() && mRecentsAnimationStartPending) {
+                    ActiveGestureLog.INSTANCE.addLog(new ActiveGestureLog.CompoundString(
+                            "TaskAnimationManager.startRecentsAnimation")
+                            .append("(onRecentsAnimationFinished): ")
+                            .append("Setting mRecentsAnimationStartPending = false"));
+                    mRecentsAnimationStartPending = false;
+                }
                 cleanUpRecentsAnimation(newCallbacks);
             }
 
@@ -303,13 +331,29 @@
             options.setSourceInfo(ActivityOptions.SourceInfo.TYPE_RECENTS_ANIMATION, eventTime);
             mRecentsAnimationStartPending = SystemUiProxy.INSTANCE.getNoCreate()
                     .startRecentsActivity(intent, options, mCallbacks);
+            if (enableHandleDelayedGestureCallbacks()) {
+                ActiveGestureLog.INSTANCE.addLog(new ActiveGestureLog.CompoundString(
+                        "TaskAnimationManager.startRecentsAnimation(shell transition path): ")
+                        .append("Setting mRecentsAnimationStartPending = ")
+                        .append(mRecentsAnimationStartPending));
+            }
         } else {
             UI_HELPER_EXECUTOR.execute(
                     () -> ActivityManagerWrapper.getInstance().startRecentsActivity(
                             intent,
                             eventTime,
                             mCallbacks,
-                            result -> mRecentsAnimationStartPending = result,
+                            result -> {
+                                if (enableHandleDelayedGestureCallbacks()) {
+                                    ActiveGestureLog.INSTANCE.addLog(
+                                            new ActiveGestureLog.CompoundString(
+                                                    "TaskAnimationManager.startRecentsAnimation")
+                                                    .append("(legacy path): Setting ")
+                                                    .append("mRecentsAnimationStartPending = ")
+                                                    .append(result));
+                                }
+                                mRecentsAnimationStartPending = result;
+                            },
                             MAIN_EXECUTOR.getHandler()));
         }
         gestureState.setState(STATE_RECENTS_ANIMATION_INITIALIZED);
@@ -439,7 +483,24 @@
         return mCallbacks;
     }
 
-    public void dump() {
-        // TODO
+    public void dump(String prefix, PrintWriter pw) {
+        pw.println(prefix + "TaskAnimationManager:");
+
+        if (enableHandleDelayedGestureCallbacks()) {
+            pw.println(prefix + "\tmRecentsAnimationStartPending=" + mRecentsAnimationStartPending);
+            pw.println(prefix + "\tmShouldIgnoreUpcomingGestures=" + mShouldIgnoreMotionEvents);
+        }
+        if (mController != null) {
+            mController.dump(prefix + '\t', pw);
+        }
+        if (mCallbacks != null) {
+            mCallbacks.dump(prefix + '\t', pw);
+        }
+        if (mTargets != null) {
+            mTargets.dump(prefix + '\t', pw);
+        }
+        if (mLastGestureState != null) {
+            mLastGestureState.dump(prefix + '\t', pw);
+        }
     }
 }
diff --git a/quickstep/src/com/android/quickstep/TouchInteractionService.java b/quickstep/src/com/android/quickstep/TouchInteractionService.java
index 552a0cd..a842b51 100644
--- a/quickstep/src/com/android/quickstep/TouchInteractionService.java
+++ b/quickstep/src/com/android/quickstep/TouchInteractionService.java
@@ -24,6 +24,7 @@
 import static android.view.MotionEvent.ACTION_UP;
 
 import static com.android.launcher3.Flags.enableCursorHoverStates;
+import static com.android.launcher3.Flags.enableHandleDelayedGestureCallbacks;
 import static com.android.launcher3.Flags.useActivityOverlay;
 import static com.android.launcher3.Launcher.INTENT_ACTION_ALL_APPS_TOGGLE;
 import static com.android.launcher3.LauncherPrefs.backedUpItem;
@@ -41,6 +42,7 @@
 import static com.android.quickstep.util.ActiveGestureErrorDetector.GestureEvent.MOTION_DOWN;
 import static com.android.quickstep.util.ActiveGestureErrorDetector.GestureEvent.MOTION_MOVE;
 import static com.android.quickstep.util.ActiveGestureErrorDetector.GestureEvent.MOTION_UP;
+import static com.android.quickstep.util.ActiveGestureErrorDetector.GestureEvent.RECENTS_ANIMATION_START_PENDING;
 import static com.android.systemui.shared.system.ActivityManagerWrapper.CLOSE_SYSTEM_WINDOWS_REASON_RECENTS;
 import static com.android.systemui.shared.system.QuickStepContract.KEY_EXTRA_SYSUI_PROXY;
 import static com.android.systemui.shared.system.QuickStepContract.KEY_EXTRA_UNFOLD_ANIMATION_FORWARDER;
@@ -715,16 +717,22 @@
         boolean isHoverActionWithoutConsumer = enableCursorHoverStates()
                 && isHoverActionWithoutConsumer(event);
 
-        // TODO(b/285636175): Uncomment this once WM can properly guarantee all animation callbacks
-//        if (mTaskAnimationManager.isRecentsAnimationStartPending()
-//                && (action == ACTION_DOWN || isHoverActionWithoutConsumer)) {
-//            ActiveGestureLog.INSTANCE.addLog(
-//                    new CompoundString("TIS.onInputEvent: ")
-//                            .append("Cannot process input event: a recents animation has been ")
-//                            .append("requested, but hasn't started."),
-//                    RECENTS_ANIMATION_START_PENDING);
-//            return;
-//        }
+        if (enableHandleDelayedGestureCallbacks()) {
+            if (action == ACTION_DOWN || isHoverActionWithoutConsumer) {
+                mTaskAnimationManager.notifyNewGestureStart();
+            }
+            if (mTaskAnimationManager.shouldIgnoreMotionEvents()) {
+                if (action == ACTION_DOWN || isHoverActionWithoutConsumer) {
+                    ActiveGestureLog.INSTANCE.addLog(
+                            new CompoundString("TIS.onMotionEvent: A new gesture has been ")
+                                    .append("started, but a previously-requested recents ")
+                                    .append("animation hasn't started. Ignoring all following ")
+                                    .append("motion events."),
+                            RECENTS_ANIMATION_START_PENDING);
+                }
+                return;
+            }
+        }
 
         SafeCloseable traceToken = TraceHelper.INSTANCE.allowIpcs("TIS.onInputEvent");
 
@@ -1429,28 +1437,31 @@
             mOverviewCommandHelper.dump(pw);
         }
         if (mGestureState != null) {
-            mGestureState.dump(pw);
+            mGestureState.dump("", pw);
         }
         pw.println("Input state:");
-        pw.println("  mInputMonitorCompat=" + mInputMonitorCompat);
-        pw.println("  mInputEventReceiver=" + mInputEventReceiver);
+        pw.println("\tmInputMonitorCompat=" + mInputMonitorCompat);
+        pw.println("\tmInputEventReceiver=" + mInputEventReceiver);
         DisplayController.INSTANCE.get(this).dump(pw);
         pw.println("TouchState:");
         BaseDraggingActivity createdOverviewActivity = mOverviewComponentObserver == null ? null
                 : mOverviewComponentObserver.getActivityInterface().getCreatedContainer();
         boolean resumed = mOverviewComponentObserver != null
                 && mOverviewComponentObserver.getActivityInterface().isResumed();
-        pw.println("  createdOverviewActivity=" + createdOverviewActivity);
-        pw.println("  resumed=" + resumed);
-        pw.println("  mConsumer=" + mConsumer.getName());
+        pw.println("\tcreatedOverviewActivity=" + createdOverviewActivity);
+        pw.println("\tresumed=" + resumed);
+        pw.println("\tmConsumer=" + mConsumer.getName());
         ActiveGestureLog.INSTANCE.dump("", pw);
         RecentsModel.INSTANCE.get(this).dump("", pw);
+        if (mTaskAnimationManager != null) {
+            mTaskAnimationManager.dump("", pw);
+        }
         if (createdOverviewActivity != null) {
             createdOverviewActivity.getDeviceProfile().dump(this, "", pw);
         }
         mTaskbarManager.dumpLogs("", pw);
         pw.println("AssistStateManager:");
-        AssistStateManager.INSTANCE.get(this).dump("  ", pw);
+        AssistStateManager.INSTANCE.get(this).dump("\t", pw);
         SystemUiProxy.INSTANCE.get(this).dump(pw);
         DeviceConfigWrapper.get().dump("   ", pw);
     }
diff --git a/quickstep/src/com/android/quickstep/util/ActiveGestureErrorDetector.java b/quickstep/src/com/android/quickstep/util/ActiveGestureErrorDetector.java
index e3772bd..cfa6b98 100644
--- a/quickstep/src/com/android/quickstep/util/ActiveGestureErrorDetector.java
+++ b/quickstep/src/com/android/quickstep/util/ActiveGestureErrorDetector.java
@@ -277,7 +277,8 @@
                     errorDetected |= printErrorIfTrue(
                             true,
                             prefix,
-                            /* errorMessage= */ "new gesture attempted while a requested recents"
+                            /* errorMessage= */ (eventEntry.getDuplicateCount() + 1)
+                                    + " gesture(s) attempted while a requested recents"
                                     + " animation is still pending.",
                             writer);
                     break;
diff --git a/quickstep/src/com/android/quickstep/util/ActiveGestureLog.java b/quickstep/src/com/android/quickstep/util/ActiveGestureLog.java
index 1e05a69..c54862a 100644
--- a/quickstep/src/com/android/quickstep/util/ActiveGestureLog.java
+++ b/quickstep/src/com/android/quickstep/util/ActiveGestureLog.java
@@ -216,6 +216,10 @@
             return gestureEvent;
         }
 
+        public int getDuplicateCount() {
+            return duplicateCount;
+        }
+
         private void update(
                 @NonNull CompoundString compoundString,
                 ActiveGestureErrorDetector.GestureEvent gestureEvent) {
diff --git a/quickstep/src/com/android/quickstep/util/AssistStateManager.java b/quickstep/src/com/android/quickstep/util/AssistStateManager.java
index a3904bc..4a35c3b 100644
--- a/quickstep/src/com/android/quickstep/util/AssistStateManager.java
+++ b/quickstep/src/com/android/quickstep/util/AssistStateManager.java
@@ -20,12 +20,13 @@
 import com.android.launcher3.R;
 import com.android.launcher3.util.MainThreadInitializedObject;
 import com.android.launcher3.util.ResourceBasedOverride;
+import com.android.launcher3.util.SafeCloseable;
 
 import java.io.PrintWriter;
 import java.util.Optional;
 
 /** Class to manage Assistant states. */
-public class AssistStateManager implements ResourceBasedOverride {
+public class AssistStateManager implements ResourceBasedOverride, SafeCloseable {
 
     public static final MainThreadInitializedObject<AssistStateManager> INSTANCE =
             forOverride(AssistStateManager.class, R.string.assist_state_manager_class);
@@ -42,6 +43,11 @@
         return false;
     }
 
+    /** Whether search supports showing on the lockscreen. */
+    public boolean supportsShowWhenLocked() {
+        return false;
+    }
+
     /** Whether CsHelper CtS invocation path is available. */
     public Optional<Boolean> isCsHelperAvailable() {
         return Optional.empty();
@@ -91,4 +97,7 @@
 
     /** Dump states. */
     public void dump(String prefix, PrintWriter writer) {}
+
+    @Override
+    public void close() {}
 }
diff --git a/quickstep/src/com/android/quickstep/util/ScalingWorkspaceRevealAnim.kt b/quickstep/src/com/android/quickstep/util/ScalingWorkspaceRevealAnim.kt
index 48c2407..0c1ac25 100644
--- a/quickstep/src/com/android/quickstep/util/ScalingWorkspaceRevealAnim.kt
+++ b/quickstep/src/com/android/quickstep/util/ScalingWorkspaceRevealAnim.kt
@@ -52,11 +52,11 @@
 
     init {
         // Make sure the starting state is right for the animation.
-        val config = StateAnimationConfig()
-        config.animFlags = SKIP_OVERVIEW.or(SKIP_DEPTH_CONTROLLER).or(SKIP_SCRIM)
-        config.duration = 0
+        val setupConfig = StateAnimationConfig()
+        setupConfig.animFlags = SKIP_OVERVIEW.or(SKIP_DEPTH_CONTROLLER).or(SKIP_SCRIM)
+        setupConfig.duration = 0
         launcher.stateManager
-            .createAtomicAnimation(LauncherState.BACKGROUND_APP, LauncherState.NORMAL, config)
+            .createAtomicAnimation(LauncherState.BACKGROUND_APP, LauncherState.NORMAL, setupConfig)
             .start()
         launcher
             .getOverviewPanel<RecentsView<QuickstepLauncher, LauncherState>>()
@@ -64,7 +64,7 @@
         launcher.workspace.stateTransitionAnimation.setScrim(
             PropertySetter.NO_ANIM_PROPERTY_SETTER,
             LauncherState.BACKGROUND_APP,
-            config
+            setupConfig
         )
 
         val workspace = launcher.workspace
@@ -103,11 +103,20 @@
             Interpolators.clampToProgress(LINEAR, 0f, fadeClamp)
         )
 
+        val transitionConfig = StateAnimationConfig()
+
         // Match the Wallpaper animation to the rest of the content.
         val depthController = (launcher as? QuickstepLauncher)?.depthController
-        val depthConfig = StateAnimationConfig()
-        depthConfig.setInterpolator(StateAnimationConfig.ANIM_DEPTH, EMPHASIZED)
-        depthController?.setStateWithAnimation(LauncherState.NORMAL, depthConfig, animation)
+        transitionConfig.setInterpolator(StateAnimationConfig.ANIM_DEPTH, EMPHASIZED)
+        depthController?.setStateWithAnimation(LauncherState.NORMAL, transitionConfig, animation)
+
+        // Make sure that the contrast scrim animates correctly if needed.
+        transitionConfig.setInterpolator(StateAnimationConfig.ANIM_SCRIM_FADE, EMPHASIZED)
+        launcher.workspace.stateTransitionAnimation.setScrim(
+            animation,
+            LauncherState.NORMAL,
+            transitionConfig
+        )
 
         // Needed to avoid text artefacts during the scale animation.
         workspace.setLayerType(View.LAYER_TYPE_HARDWARE, null)
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index 791ef04..ae6f703 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -68,7 +68,6 @@
 import static com.android.quickstep.views.OverviewActionsView.HIDDEN_NO_TASKS;
 import static com.android.quickstep.views.OverviewActionsView.HIDDEN_SPLIT_SCREEN;
 import static com.android.quickstep.views.OverviewActionsView.HIDDEN_SPLIT_SELECT_ACTIVE;
-import static com.android.window.flags.Flags.enableDesktopWindowingMode;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
@@ -167,6 +166,7 @@
 import com.android.launcher3.util.VibratorWrapper;
 import com.android.launcher3.util.ViewPool;
 import com.android.quickstep.BaseContainerInterface;
+import com.android.quickstep.DesktopModeStatus;
 import com.android.quickstep.GestureState;
 import com.android.quickstep.OverviewCommandHelper;
 import com.android.quickstep.RecentsAnimationController;
@@ -2817,7 +2817,7 @@
     }
 
     private boolean hasDesktopTask(Task[] runningTasks) {
-        if (!enableDesktopWindowingMode()) {
+        if (!DesktopModeStatus.canEnterDesktopMode(mContext)) {
             return false;
         }
         for (Task task : runningTasks) {
@@ -6229,7 +6229,7 @@
      */
     public void moveTaskToDesktop(TaskIdAttributeContainer taskContainer,
             Runnable successCallback) {
-        if (!enableDesktopWindowingMode()) {
+        if (!DesktopModeStatus.canEnterDesktopMode(mContext)) {
             return;
         }
         switchToScreenshot(() -> finishRecentsAnimation(/* toRecents= */true, /* shouldPip= */false,
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/animation/BubbleBarViewAnimatorTest.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/animation/BubbleBarViewAnimatorTest.kt
index b478efa..d90e048 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/animation/BubbleBarViewAnimatorTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/animation/BubbleBarViewAnimatorTest.kt
@@ -16,19 +16,15 @@
 
 package com.android.launcher3.taskbar.bubbles.animation
 
-import android.animation.Animator
-import android.animation.AnimatorListenerAdapter
-import android.animation.AnimatorSet
 import android.content.Context
 import android.graphics.Color
 import android.graphics.Path
 import android.graphics.drawable.ColorDrawable
 import android.view.LayoutInflater
+import android.view.View
 import android.view.View.INVISIBLE
 import android.view.View.VISIBLE
 import android.widget.FrameLayout
-import androidx.core.animation.AnimatorTestRule
-import androidx.core.animation.doOnEnd
 import androidx.core.graphics.drawable.toBitmap
 import androidx.dynamicanimation.animation.DynamicAnimation
 import androidx.test.core.app.ApplicationProvider
@@ -42,16 +38,13 @@
 import com.android.launcher3.taskbar.bubbles.BubbleStashController
 import com.android.launcher3.taskbar.bubbles.BubbleView
 import com.android.wm.shell.common.bubbles.BubbleInfo
+import com.android.wm.shell.shared.animation.PhysicsAnimator
 import com.android.wm.shell.shared.animation.PhysicsAnimatorTestUtils
 import com.google.common.truth.Truth.assertThat
-import java.util.concurrent.Semaphore
-import java.util.concurrent.TimeUnit
 import org.junit.Before
-import org.junit.ClassRule
 import org.junit.Test
 import org.junit.runner.RunWith
 import org.mockito.kotlin.mock
-import org.mockito.kotlin.verify
 import org.mockito.kotlin.whenever
 
 @SmallTest
@@ -61,10 +54,6 @@
     private val context = ApplicationProvider.getApplicationContext<Context>()
     private val animatorScheduler = TestBubbleBarViewAnimatorScheduler()
 
-    companion object {
-        @JvmField @ClassRule val animatorTestRule = AnimatorTestRule()
-    }
-
     @Before
     fun setUp() {
         PhysicsAnimatorTestUtils.prepareForTest()
@@ -99,14 +88,9 @@
         val bubbleStashController = mock<BubbleStashController>()
         whenever(bubbleStashController.isStashed).thenReturn(true)
 
-        val semaphore = Semaphore(0)
-        val hideHandleAnimator = AnimatorSet()
-        hideHandleAnimator.duration = 0
-        whenever(bubbleStashController.buildHideHandleAnimationForNewBubble())
-            .thenReturn(hideHandleAnimator)
-        // add an end listener to the hide handle animation. we add it when the animation starts
-        // to ensure that it gets called after all other end listeners.
-        hideHandleAnimator.doOnStart { hideHandleAnimator.doOnEnd { semaphore.release() } }
+        val handle = View(context)
+        val handleAnimator = PhysicsAnimator.getInstance(handle)
+        whenever(bubbleStashController.stashedHandlePhysicsAnimator).thenReturn(handleAnimator)
 
         val animator =
             BubbleBarViewAnimator(bubbleBarView, bubbleStashController, animatorScheduler)
@@ -115,44 +99,26 @@
             animator.animateBubbleInForStashed(bubble)
         }
 
-        // wait for the stash handle animation to complete
-        assertThat(semaphore.tryAcquire(5, TimeUnit.SECONDS)).isTrue()
-        // stash handle animation finished. verify that the stash handle is now hidden
-        verify(bubbleStashController).setStashAlpha(0f)
-
+        // let the animation start and wait for it to complete
         InstrumentationRegistry.getInstrumentation().waitForIdleSync()
+        PhysicsAnimatorTestUtils.blockUntilAnimationsEnd(DynamicAnimation.TRANSLATION_Y)
 
+        assertThat(handle.alpha).isEqualTo(0)
+        assertThat(handle.translationY).isEqualTo(-70)
         assertThat(overflowView.visibility).isEqualTo(INVISIBLE)
         assertThat(bubbleBarView.visibility).isEqualTo(VISIBLE)
         assertThat(bubbleView.visibility).isEqualTo(VISIBLE)
-
-        // wait for the show bubble animation to complete
-        PhysicsAnimatorTestUtils.blockUntilAnimationsEnd(
-            DynamicAnimation.ALPHA,
-            DynamicAnimation.TRANSLATION_Y,
-            DynamicAnimation.SCALE_Y,
-        )
-
         assertThat(bubbleView.alpha).isEqualTo(1)
-        assertThat(bubbleView.translationY).isEqualTo(-50)
+        assertThat(bubbleView.translationY).isEqualTo(-20)
         assertThat(bubbleView.scaleY).isEqualTo(1)
 
-        val showHandleAnimator = AnimatorSet()
-        showHandleAnimator.duration = 0
-        whenever(bubbleStashController.buildShowHandleAnimationForNewBubble())
-            .thenReturn(showHandleAnimator)
-        var showHandleAnimationStarted = false
-        showHandleAnimator.doOnStart { showHandleAnimationStarted = true }
-
         // execute the hide bubble animation
         assertThat(animatorScheduler.delayedBlock).isNotNull()
         InstrumentationRegistry.getInstrumentation().runOnMainSync(animatorScheduler.delayedBlock!!)
-        // finish the hide bubble animation
-        InstrumentationRegistry.getInstrumentation().runOnMainSync {
-            animatorTestRule.advanceTimeBy(250)
-        }
 
-        assertThat(showHandleAnimationStarted).isTrue()
+        // let the animation start and wait for it to complete
+        InstrumentationRegistry.getInstrumentation().waitForIdleSync()
+        PhysicsAnimatorTestUtils.blockUntilAnimationsEnd(DynamicAnimation.TRANSLATION_Y)
 
         assertThat(bubbleView.alpha).isEqualTo(1)
         assertThat(bubbleView.visibility).isEqualTo(VISIBLE)
@@ -160,16 +126,8 @@
         assertThat(bubbleBarView.alpha).isEqualTo(0)
         assertThat(overflowView.alpha).isEqualTo(1)
         assertThat(overflowView.visibility).isEqualTo(VISIBLE)
-    }
-
-    private fun AnimatorSet.doOnStart(onStart: () -> Unit) {
-        addListener(
-            object : AnimatorListenerAdapter() {
-                override fun onAnimationStart(animator: Animator) {
-                    onStart()
-                }
-            }
-        )
+        assertThat(handle.alpha).isEqualTo(1)
+        assertThat(handle.translationY).isEqualTo(0)
     }
 
     private class TestBubbleBarViewAnimatorScheduler : BubbleBarViewAnimator.Scheduler {
diff --git a/quickstep/tests/src/com/android/launcher3/taskbar/bubbles/OWNERS b/quickstep/tests/src/com/android/launcher3/taskbar/bubbles/OWNERS
new file mode 100644
index 0000000..3f947a0
--- /dev/null
+++ b/quickstep/tests/src/com/android/launcher3/taskbar/bubbles/OWNERS
@@ -0,0 +1,5 @@
+atsjenk@google.com
+liranb@google.com
+madym@google.com
+mpodolian@google.com
+
diff --git a/quickstep/tests/src/com/android/quickstep/DesktopSystemShortcutTest.kt b/quickstep/tests/src/com/android/quickstep/DesktopSystemShortcutTest.kt
index 7dabbca..0f9d96c 100644
--- a/quickstep/tests/src/com/android/quickstep/DesktopSystemShortcutTest.kt
+++ b/quickstep/tests/src/com/android/quickstep/DesktopSystemShortcutTest.kt
@@ -16,12 +16,14 @@
 
 package com.android.quickstep
 
+import com.android.dx.mockito.inline.extended.ExtendedMockito.doReturn
+import com.android.dx.mockito.inline.extended.ExtendedMockito.mockitoSession
+import com.android.dx.mockito.inline.extended.StaticMockitoSession
 import android.content.ComponentName
 import android.content.Intent
 import android.platform.test.flag.junit.SetFlagsRule
 import com.android.launcher3.AbstractFloatingView
 import com.android.launcher3.AbstractFloatingViewHelper
-import com.android.launcher3.Launcher
 import com.android.launcher3.logging.StatsLogManager
 import com.android.launcher3.logging.StatsLogManager.LauncherEvent
 import com.android.launcher3.model.data.WorkspaceItemInfo
@@ -33,8 +35,11 @@
 import com.android.systemui.shared.recents.model.Task.TaskKey
 import com.android.window.flags.Flags
 import com.google.common.truth.Truth.assertThat
+import org.junit.After
+import org.junit.Before
 import org.junit.Rule
 import org.junit.Test
+import org.mockito.quality.Strictness
 import org.mockito.kotlin.any
 import org.mockito.kotlin.eq
 import org.mockito.kotlin.mock
@@ -56,8 +61,23 @@
     private val factory: TaskShortcutFactory =
         DesktopSystemShortcut.createFactory(abstractFloatingViewHelper)
 
+    private lateinit var mockitoSession: StaticMockitoSession
+
+    @Before
+    fun setUp(){
+        mockitoSession = mockitoSession().strictness(Strictness.LENIENT)
+                .spyStatic(DesktopModeStatus::class.java).startMocking()
+        doReturn(true).`when` { DesktopModeStatus.enforceDeviceRestrictions() }
+        doReturn(true).`when` { DesktopModeStatus.isDesktopModeSupported(any()) }
+    }
+
+    @After
+    fun tearDown(){
+        mockitoSession.finishMocking()
+    }
+
     @Test
-    fun createDesktopTaskShortcutFactory_featureOff() {
+    fun createDesktopTaskShortcutFactory_desktopModeDisabled() {
         setFlagsRule.disableFlags(Flags.FLAG_ENABLE_DESKTOP_WINDOWING_MODE)
 
         val task =
@@ -77,6 +97,49 @@
     }
 
     @Test
+    fun createDesktopTaskShortcutFactory_desktopModeEnabled_DeviceNotSupported() {
+        setFlagsRule.enableFlags(Flags.FLAG_ENABLE_DESKTOP_WINDOWING_MODE)
+        doReturn(false).`when` { DesktopModeStatus.isDesktopModeSupported(any()) }
+
+        val task =
+            Task(TaskKey(1, 0, Intent(), ComponentName("", ""), 0, 2000)).apply {
+                isDockable = true
+            }
+        val taskContainer =
+            taskView.TaskIdAttributeContainer(
+                task,
+                null,
+                null,
+                SplitConfigurationOptions.STAGE_POSITION_UNDEFINED
+            )
+
+        val shortcuts = factory.getShortcuts(launcher, taskContainer)
+        assertThat(shortcuts).isNull()
+    }
+
+    @Test
+    fun createDesktopTaskShortcutFactory_desktopModeEnabled_DeviceNotSupported_OverrideEnabled() {
+        setFlagsRule.enableFlags(Flags.FLAG_ENABLE_DESKTOP_WINDOWING_MODE)
+        doReturn(false).`when` { DesktopModeStatus.isDesktopModeSupported(any()) }
+        doReturn(false).`when` { DesktopModeStatus.enforceDeviceRestrictions() }
+
+        val task =
+            Task(TaskKey(1, 0, Intent(), ComponentName("", ""), 0, 2000)).apply {
+                isDockable = true
+            }
+        val taskContainer =
+            taskView.TaskIdAttributeContainer(
+                task,
+                null,
+                null,
+                SplitConfigurationOptions.STAGE_POSITION_UNDEFINED
+            )
+
+        val shortcuts = factory.getShortcuts(launcher, taskContainer)
+        assertThat(shortcuts).isNotNull()
+    }
+
+    @Test
     fun createDesktopTaskShortcutFactory_undockable() {
         setFlagsRule.enableFlags(Flags.FLAG_ENABLE_DESKTOP_WINDOWING_MODE)
 
diff --git a/res/drawable/ic_private_profile_app_scroller_badge.xml b/res/drawable/ic_private_profile_app_scroller_badge.xml
new file mode 100644
index 0000000..b52a277
--- /dev/null
+++ b/res/drawable/ic_private_profile_app_scroller_badge.xml
@@ -0,0 +1,28 @@
+<!--
+  ~ Copyright (C) 2024 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" xmlns:aapt="http://schemas.android.com/aapt"
+    android:viewportWidth="32"
+    android:viewportHeight="32"
+    android:width="32dp"
+    android:height="32dp">
+    <path
+        android:pathData="M16.0007 2.66602L5.33398 6.66602V14.786C5.33398 21.5194 9.88065 27.7993 16.0007 29.3327C22.1207 27.7993 26.6673 21.5194 26.6673 14.786V6.66602L16.0007 2.66602ZM20.0007 19.9993V22.666H17.334V23.9993H14.6673V17.1193C12.7473 16.546 11.334 14.786 11.334 12.666C11.334 10.0927 13.4273 7.99935 16.0007 7.99935C18.574 7.99935 20.6673 10.0927 20.6673 12.666C20.6673 14.7727 19.254 16.546 17.334 17.1193V19.9993H20.0007Z"
+        android:fillType="evenOdd"
+        android:fillColor="@android:color/white" />
+    <path
+        android:pathData="M16 14.666C17.1046 14.666 18 13.7706 18 12.666C18 11.5614 17.1046 10.666 16 10.666C14.8954 10.666 14 11.5614 14 12.666C14 13.7706 14.8954 14.666 16 14.666Z"
+        android:fillColor="@android:color/white" />
+</vector>
diff --git a/src/com/android/launcher3/FastScrollRecyclerView.java b/src/com/android/launcher3/FastScrollRecyclerView.java
index 51c7a05..eff748a 100644
--- a/src/com/android/launcher3/FastScrollRecyclerView.java
+++ b/src/com/android/launcher3/FastScrollRecyclerView.java
@@ -155,7 +155,7 @@
      * Maps the touch (from 0..1) to the adapter position that should be visible.
      * <p>Override in each subclass of this base class.
      */
-    public abstract String scrollToPositionAtProgress(float touchFraction);
+    public abstract CharSequence scrollToPositionAtProgress(float touchFraction);
 
     /**
      * Updates the bounds for the scrollbar.
@@ -193,14 +193,4 @@
         }
         scrollToPosition(0);
     }
-
-    /**
-     * Scrolls this recycler view to the bottom with easing and duration.
-     */
-    public void scrollToBottomWithMotion(int duration) {
-        if (mScrollbar != null) {
-            mScrollbar.reattachThumbToScroll();
-        }
-        smoothScrollBy(0, getAvailableScrollHeight(), Interpolators.EMPHASIZED, duration);
-    }
 }
diff --git a/src/com/android/launcher3/InvariantDeviceProfile.java b/src/com/android/launcher3/InvariantDeviceProfile.java
index 2fd5ebd..98cb84e 100644
--- a/src/com/android/launcher3/InvariantDeviceProfile.java
+++ b/src/com/android/launcher3/InvariantDeviceProfile.java
@@ -262,7 +262,7 @@
 
         // Get the display info based on default display and interpolate it to existing display
         Info defaultInfo = DisplayController.INSTANCE.get(context).getInfo();
-        @DeviceType int defaultDeviceType = getDeviceType(defaultInfo);
+        @DeviceType int defaultDeviceType = defaultInfo.getDeviceType();
         DisplayOption defaultDisplayOption = invDistWeightedInterpolate(
                 defaultInfo,
                 getPredefinedDeviceProfiles(context, gridName, defaultDeviceType,
@@ -271,7 +271,7 @@
 
         Context displayContext = context.createDisplayContext(display);
         Info myInfo = new Info(displayContext);
-        @DeviceType int deviceType = getDeviceType(myInfo);
+        @DeviceType int deviceType = myInfo.getDeviceType();
         DisplayOption myDisplayOption = invDistWeightedInterpolate(
                 myInfo,
                 getPredefinedDeviceProfiles(context, gridName, deviceType,
@@ -324,30 +324,13 @@
         }
     }
 
-    private static @DeviceType int getDeviceType(Info displayInfo) {
-        int flagPhone = 1 << 0;
-        int flagTablet = 1 << 1;
-
-        int type = displayInfo.supportedBounds.stream()
-                .mapToInt(bounds -> displayInfo.isTablet(bounds) ? flagTablet : flagPhone)
-                .reduce(0, (a, b) -> a | b);
-        if (type == (flagPhone | flagTablet)) {
-            // device has profiles supporting both phone and table modes
-            return TYPE_MULTI_DISPLAY;
-        } else if (type == flagTablet) {
-            return TYPE_TABLET;
-        } else {
-            return TYPE_PHONE;
-        }
-    }
-
     public static String getCurrentGridName(Context context) {
         return LauncherPrefs.get(context).get(GRID_NAME);
     }
 
     private String initGrid(Context context, String gridName) {
         Info displayInfo = DisplayController.INSTANCE.get(context).getInfo();
-        @DeviceType int deviceType = getDeviceType(displayInfo);
+        @DeviceType int deviceType = displayInfo.getDeviceType();
 
         ArrayList<DisplayOption> allOptions =
                 getPredefinedDeviceProfiles(context, gridName, deviceType,
diff --git a/src/com/android/launcher3/allapps/AllAppsRecyclerView.java b/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
index 36a44cc..ba34f59 100644
--- a/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
+++ b/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
@@ -180,7 +180,7 @@
      * Maps the touch (from 0..1) to the adapter position that should be visible.
      */
     @Override
-    public String scrollToPositionAtProgress(float touchFraction) {
+    public CharSequence scrollToPositionAtProgress(float touchFraction) {
         int rowCount = mApps.getNumAppRows();
         if (rowCount == 0) {
             return "";
diff --git a/src/com/android/launcher3/allapps/AlphabeticalAppsList.java b/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
index 4d4b8d2..60df7c5 100644
--- a/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
+++ b/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
@@ -22,6 +22,10 @@
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_PRIVATE_SPACE_USER_INSTALLED_APPS_COUNT;
 
 import android.content.Context;
+import android.graphics.drawable.Drawable;
+import android.text.Spannable;
+import android.text.SpannableString;
+import android.text.style.ImageSpan;
 
 import androidx.annotation.Nullable;
 import androidx.annotation.VisibleForTesting;
@@ -65,11 +69,11 @@
      */
     public static class FastScrollSectionInfo {
         // The section name
-        public final String sectionName;
+        public final CharSequence sectionName;
         // The item position
         public final int position;
 
-        public FastScrollSectionInfo(String sectionName, int position) {
+        public FastScrollSectionInfo(CharSequence sectionName, int position) {
             this.sectionName = sectionName;
             this.position = position;
         }
@@ -93,6 +97,7 @@
 
     // The of ordered component names as a result of a search query
     private final ArrayList<AdapterItem> mSearchResults = new ArrayList<>();
+    private final SpannableString mPrivateProfileAppScrollerBadge;
     private BaseAllAppsAdapter<T> mAdapter;
     private AppInfoComparator mAppNameComparator;
     private int mNumAppsPerRowAllApps;
@@ -110,6 +115,10 @@
         if (mAllAppsStore != null) {
             mAllAppsStore.addUpdateListener(this);
         }
+        mPrivateProfileAppScrollerBadge = new SpannableString(" ");
+        mPrivateProfileAppScrollerBadge.setSpan(new ImageSpan(context,
+                        R.drawable.ic_private_profile_app_scroller_badge, ImageSpan.ALIGN_CENTER),
+                0, 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
     }
 
     /** Set the number of apps per row when device profile changes. */
@@ -383,6 +392,7 @@
     private int addAppsWithSections(List<AppInfo> appList, int startPosition) {
         String lastSectionName = null;
         boolean hasPrivateApps = false;
+        int position = startPosition;
         if (mPrivateProviderManager != null) {
             hasPrivateApps = appList.stream().
                     allMatch(mPrivateProviderManager.getItemInfoMatcher());
@@ -403,11 +413,12 @@
             // Create a new section if the section names do not match
             if (!sectionName.equals(lastSectionName)) {
                 lastSectionName = sectionName;
-                mFastScrollerSections.add(new FastScrollSectionInfo(sectionName, startPosition));
+                mFastScrollerSections.add(new FastScrollSectionInfo(hasPrivateApps ?
+                        mPrivateProfileAppScrollerBadge : sectionName, position));
             }
-            startPosition++;
+            position++;
         }
-        return startPosition;
+        return position;
     }
 
     /**
diff --git a/src/com/android/launcher3/dragndrop/AddItemActivity.java b/src/com/android/launcher3/dragndrop/AddItemActivity.java
index 05fdcef..2873e73 100644
--- a/src/com/android/launcher3/dragndrop/AddItemActivity.java
+++ b/src/com/android/launcher3/dragndrop/AddItemActivity.java
@@ -184,7 +184,7 @@
         // user sees
         TextView widgetAppName = findViewById(R.id.widget_appName);
         WidgetSections.WidgetSection section = targetApp.widgetCategory == NO_CATEGORY ? null
-                : WidgetSections.getWidgetSections(this).get(targetApp.widgetCategory);
+                : WidgetSections.get(this).get(targetApp.widgetCategory);
         widgetAppName.setText(section == null ? info.loadLabel(getPackageManager())
                 : getString(section.mSectionTitle));
 
diff --git a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
index 0e4b48e..6bed9dc 100644
--- a/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
+++ b/src/com/android/launcher3/graphics/LauncherPreviewRenderer.java
@@ -419,7 +419,7 @@
 
     private void inflateAndAddWidgets(LauncherAppWidgetInfo info, WidgetsModel widgetsModel) {
         WidgetItem widgetItem = widgetsModel.getWidgetProviderInfoByProviderName(
-                info.providerName, info.user);
+                info.providerName, info.user, mContext);
         if (widgetItem == null) {
             return;
         }
diff --git a/src/com/android/launcher3/icons/IconCache.java b/src/com/android/launcher3/icons/IconCache.java
index 329f717..5b9e61c 100644
--- a/src/com/android/launcher3/icons/IconCache.java
+++ b/src/com/android/launcher3/icons/IconCache.java
@@ -559,7 +559,7 @@
             return;
         }
 
-        WidgetSection widgetSection = WidgetSections.getWidgetSections(mContext)
+        WidgetSection widgetSection = WidgetSections.get(mContext)
                 .get(infoInOut.widgetCategory);
         infoInOut.title = mContext.getString(widgetSection.mSectionTitle);
         infoInOut.contentDescription = getUserBadgedLabel(infoInOut.title, infoInOut.user);
diff --git a/src/com/android/launcher3/model/WidgetsModel.java b/src/com/android/launcher3/model/WidgetsModel.java
index 91ce5ea..519eeaa 100644
--- a/src/com/android/launcher3/model/WidgetsModel.java
+++ b/src/com/android/launcher3/model/WidgetsModel.java
@@ -18,6 +18,7 @@
 import android.os.UserHandle;
 import android.util.Log;
 import android.util.Pair;
+import android.util.SparseArray;
 
 import androidx.annotation.Nullable;
 import androidx.collection.ArrayMap;
@@ -201,8 +202,16 @@
         // add and update.
         mWidgetsList.putAll(rawWidgetsShortcuts.stream()
                 .filter(new WidgetValidityCheck(app))
-                .flatMap(widgetItem -> getPackageUserKeys(app.getContext(), widgetItem).stream()
-                        .map(key -> new Pair<>(packageItemInfoCache.getOrCreate(key), widgetItem)))
+                .flatMap(
+                        widgetItem -> getPackageUserKeys(app.getContext(), widgetItem)
+                                .stream()
+                                .map(
+                                        key -> new Pair<>(
+                                                packageItemInfoCache.getOrCreate(key),
+                                                widgetItem
+                                        )
+                                )
+                )
                 .collect(groupingBy(pair -> pair.first, mapping(pair -> pair.second, toList()))));
 
         // Update each package entry
@@ -240,19 +249,26 @@
     }
 
     public WidgetItem getWidgetProviderInfoByProviderName(
-            ComponentName providerName, UserHandle user) {
+            ComponentName providerName, UserHandle user, Context context) {
+        SparseArray<WidgetSections.WidgetSection> sections = WidgetSections.get(
+                context);
         if (!WIDGETS_ENABLED) {
             return null;
         }
-        List<WidgetItem> widgetsList = mWidgetsList.get(
-                new PackageItemInfo(providerName.getPackageName(), user));
-        if (widgetsList == null) {
-            return null;
-        }
 
-        for (WidgetItem item : widgetsList) {
-            if (item.componentName.equals(providerName)) {
-                return item;
+        // Checking if we hav ea provider in any of the categories.
+        for (int i = 0; i < sections.size(); i++) {
+            PackageItemInfo key = new PackageItemInfo(
+                    providerName.getPackageName(),
+                    sections.get(i).mCategory,
+                    user
+            );
+            if (mWidgetsList.containsKey(key)) {
+                return mWidgetsList.get(key).stream().filter(
+                                item -> item.componentName.equals(providerName)
+                        )
+                        .findFirst()
+                        .orElse(null);
             }
         }
         return null;
@@ -286,10 +302,12 @@
         categories.forEach(category -> {
             if (category == NO_CATEGORY) {
                 packageUserKeys.add(
-                        new PackageUserKey(item.componentName.getPackageName(),
-                                item.user));
+                        new PackageUserKey(item.componentName.getPackageName(), item.user)
+                );
             } else {
-                packageUserKeys.add(new PackageUserKey(category, item.user));
+                packageUserKeys.add(
+                        new PackageUserKey(item.componentName.getPackageName(), category, item.user)
+                );
             }
         });
         return packageUserKeys;
diff --git a/src/com/android/launcher3/util/DisplayController.java b/src/com/android/launcher3/util/DisplayController.java
index ff95212..8806e27 100644
--- a/src/com/android/launcher3/util/DisplayController.java
+++ b/src/com/android/launcher3/util/DisplayController.java
@@ -19,6 +19,9 @@
 import static android.view.Display.DEFAULT_DISPLAY;
 import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION;
 
+import static com.android.launcher3.InvariantDeviceProfile.TYPE_MULTI_DISPLAY;
+import static com.android.launcher3.InvariantDeviceProfile.TYPE_PHONE;
+import static com.android.launcher3.InvariantDeviceProfile.TYPE_TABLET;
 import static com.android.launcher3.LauncherPrefs.TASKBAR_PINNING;
 import static com.android.launcher3.LauncherPrefs.TASKBAR_PINNING_KEY;
 import static com.android.launcher3.Utilities.dpiFromPx;
@@ -47,6 +50,7 @@
 import androidx.annotation.UiThread;
 import androidx.annotation.VisibleForTesting;
 
+import com.android.launcher3.InvariantDeviceProfile.DeviceType;
 import com.android.launcher3.LauncherPrefs;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.logging.FileLog;
@@ -466,6 +470,23 @@
         public int getDensityDpi() {
             return densityDpi;
         }
+
+        public @DeviceType int getDeviceType() {
+            int flagPhone = 1 << 0;
+            int flagTablet = 1 << 1;
+
+            int type = supportedBounds.stream()
+                    .mapToInt(bounds -> isTablet(bounds) ? flagTablet : flagPhone)
+                    .reduce(0, (a, b) -> a | b);
+            if (type == (flagPhone | flagTablet)) {
+                // device has profiles supporting both phone and tablet modes
+                return TYPE_MULTI_DISPLAY;
+            } else if (type == flagTablet) {
+                return TYPE_TABLET;
+            } else {
+                return TYPE_PHONE;
+            }
+        }
     }
 
     /**
diff --git a/src/com/android/launcher3/util/PackageUserKey.java b/src/com/android/launcher3/util/PackageUserKey.java
index 92d9737..c1fb379 100644
--- a/src/com/android/launcher3/util/PackageUserKey.java
+++ b/src/com/android/launcher3/util/PackageUserKey.java
@@ -48,6 +48,10 @@
         update(/* packageName= */ "", widgetCategory, user);
     }
 
+    public PackageUserKey(String packageName, int widgetCategory, UserHandle user) {
+        update(packageName, widgetCategory, user);
+    }
+
     public void update(String packageName, UserHandle user) {
         update(packageName, NO_CATEGORY, user);
     }
diff --git a/src/com/android/launcher3/views/AbstractSlideInView.java b/src/com/android/launcher3/views/AbstractSlideInView.java
index 9f6e8f8..6a77d08 100644
--- a/src/com/android/launcher3/views/AbstractSlideInView.java
+++ b/src/com/android/launcher3/views/AbstractSlideInView.java
@@ -25,6 +25,8 @@
 import static com.android.launcher3.allapps.AllAppsTransitionController.REVERT_SWIPE_ALL_APPS_TO_HOME_ANIMATION_DURATION_MS;
 import static com.android.launcher3.util.ScrollableLayoutManager.PREDICTIVE_BACK_MIN_SCALE;
 
+import android.animation.Animator;
+import android.animation.ObjectAnimator;
 import android.animation.ValueAnimator;
 import android.content.Context;
 import android.graphics.Canvas;
@@ -135,6 +137,7 @@
     protected final AnimatedFloat mSwipeToDismissProgress =
             new AnimatedFloat(this::onUserSwipeToDismissProgressChanged, 0f);
     protected boolean mIsDismissInProgress;
+    protected View mViewToAnimateInSwipeToDismiss = this;
     private @Nullable Drawable mContentBackground;
     private @Nullable View mContentBackgroundParentView;
 
@@ -286,18 +289,37 @@
 
     @Override
     @RequiresApi(Build.VERSION_CODES.UPSIDE_DOWN_CAKE)
+    public void onBackStarted(BackEvent backEvent) {
+        super.onBackStarted(backEvent);
+        mViewToAnimateInSwipeToDismiss = shouldAnimateContentViewInBackSwipe() ? mContent : this;
+    }
+
+    @Override
+    @RequiresApi(Build.VERSION_CODES.UPSIDE_DOWN_CAKE)
     public void onBackProgressed(BackEvent backEvent) {
         final float progress = backEvent.getProgress();
         float deceleratedProgress = Interpolators.BACK_GESTURE.getInterpolation(progress);
         mSwipeToDismissProgress.updateValue(deceleratedProgress);
     }
 
+    /**
+     * During predictive back swipe, the default behavior is to scale {@link AbstractSlideInView}
+     * during back swipe. This method allow subclass to scale {@link #mContent}, typically to exit
+     * search mode.
+     *
+     * <p>Note that this method can be expensive, and should only be called from
+     * {@link #onBackStarted(BackEvent)}, not from {@link #onBackProgressed(BackEvent)}.
+     */
+    protected boolean shouldAnimateContentViewInBackSwipe() {
+        return false;
+    }
+
     protected void onUserSwipeToDismissProgressChanged() {
         float progress = mSwipeToDismissProgress.value;
         mIsDismissInProgress = progress > 0f;
 
         float scale = PREDICTIVE_BACK_MIN_SCALE + (1 - PREDICTIVE_BACK_MIN_SCALE) * (1f - progress);
-        SCALE_PROPERTY.set(this, scale);
+        SCALE_PROPERTY.set(mViewToAnimateInSwipeToDismiss, scale);
         setClipChildren(!mIsDismissInProgress);
         setClipToPadding(!mIsDismissInProgress);
         mContent.setClipChildren(!mIsDismissInProgress);
@@ -312,9 +334,32 @@
     }
 
     protected void animateSwipeToDismissProgressToStart() {
-        mSwipeToDismissProgress.animateToValue(0f)
-                .setDuration(REVERT_SWIPE_ALL_APPS_TO_HOME_ANIMATION_DURATION_MS)
-                .start();
+        ObjectAnimator objectAnimator = mSwipeToDismissProgress.animateToValue(0f)
+                .setDuration(REVERT_SWIPE_ALL_APPS_TO_HOME_ANIMATION_DURATION_MS);
+
+        // If we are animating a different view, we should reset the animating view back to
+        // AbstractSlideInView as it is the default view to animate.
+        if (this != mViewToAnimateInSwipeToDismiss) {
+            objectAnimator.addListener(new Animator.AnimatorListener() {
+                @Override
+                public void onAnimationCancel(Animator animator) {
+                    mViewToAnimateInSwipeToDismiss = AbstractSlideInView.this;
+                }
+
+                @Override
+                public void onAnimationEnd(Animator animator) {
+                    mViewToAnimateInSwipeToDismiss = AbstractSlideInView.this;
+                }
+
+                @Override
+                public void onAnimationRepeat(Animator animator) {}
+
+                @Override
+                public void onAnimationStart(Animator animator) {}
+            });
+        }
+
+        objectAnimator.start();
     }
 
     @Override
diff --git a/src/com/android/launcher3/views/RecyclerViewFastScroller.java b/src/com/android/launcher3/views/RecyclerViewFastScroller.java
index 8408cc7..df8f635 100644
--- a/src/com/android/launcher3/views/RecyclerViewFastScroller.java
+++ b/src/com/android/launcher3/views/RecyclerViewFastScroller.java
@@ -30,6 +30,7 @@
 import android.graphics.Point;
 import android.graphics.Rect;
 import android.graphics.RectF;
+import android.text.TextUtils;
 import android.util.AttributeSet;
 import android.util.Log;
 import android.util.Property;
@@ -121,7 +122,7 @@
     // Fast scroller popup
     private TextView mPopupView;
     private boolean mPopupVisible;
-    private String mPopupSectionName;
+    private CharSequence mPopupSectionName;
     private Insets mSystemGestureInsets;
 
     protected FastScrollRecyclerView mRv;
@@ -307,13 +308,13 @@
         // Update the fastscroller section name at this touch position
         int bottom = mRv.getScrollbarTrackHeight() - mThumbHeight;
         float boundedY = (float) Math.max(0, Math.min(bottom, y - mTouchOffsetY));
-        String sectionName = mRv.scrollToPositionAtProgress(boundedY / bottom);
+        CharSequence sectionName = mRv.scrollToPositionAtProgress(boundedY / bottom);
         if (!sectionName.equals(mPopupSectionName)) {
             mPopupSectionName = sectionName;
             mPopupView.setText(sectionName);
             performHapticFeedback(CLOCK_TICK);
         }
-        animatePopupVisibility(!sectionName.isEmpty());
+        animatePopupVisibility(!TextUtils.isEmpty(sectionName));
         mLastTouchY = boundedY;
         setThumbOffsetY((int) mLastTouchY);
     }
diff --git a/src/com/android/launcher3/widget/WidgetSections.java b/src/com/android/launcher3/widget/WidgetSections.java
index c45b095..f5fd2a9 100644
--- a/src/com/android/launcher3/widget/WidgetSections.java
+++ b/src/com/android/launcher3/widget/WidgetSections.java
@@ -50,7 +50,7 @@
     private static Map<ComponentName, IntSet> sWidgetsToCategories;
 
     /** Returns a list of widget sections that are shown in the widget picker. */
-    public static synchronized SparseArray<WidgetSection> getWidgetSections(Context context) {
+    public static synchronized SparseArray<WidgetSection> get(Context context) {
         if (sWidgetSections != null) {
             return sWidgetSections;
         }
diff --git a/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java b/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
index c6cbb60..28eeb10 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
@@ -902,11 +902,23 @@
         return isFoldUnFold || useDifferentLayoutOnOrientationChange;
     }
 
+    /**
+     * In widget search mode, we should scale down content inside widget bottom sheet, rather
+     * than the whole bottom sheet, to indicate we will navigate back within the widget
+     * bottom sheet.
+     */
+    @Override
+    public boolean shouldAnimateContentViewInBackSwipe() {
+        return mIsInSearchMode;
+    }
+
     @Override
     public void onBackInvoked() {
         if (mIsInSearchMode) {
             mSearchBar.reset();
-            animateSwipeToDismissProgressToStart();
+            // Posting animation to next frame will let widget sheet finish updating UI first, and
+            // make animation smoother.
+            post(this::animateSwipeToDismissProgressToStart);
         } else {
             super.onBackInvoked();
         }
diff --git a/src/com/android/launcher3/widget/picker/WidgetsRecyclerView.java b/src/com/android/launcher3/widget/picker/WidgetsRecyclerView.java
index 698e764..a47818f 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsRecyclerView.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsRecyclerView.java
@@ -73,7 +73,7 @@
      * Maps the touch (from 0..1) to the adapter position that should be visible.
      */
     @Override
-    public String scrollToPositionAtProgress(float touchFraction) {
+    public CharSequence scrollToPositionAtProgress(float touchFraction) {
         // Skip early if widgets are not bound.
         if (isModelNotReady()) {
             return "";