diff --git a/quickstep/res/layout/overview_panel.xml b/quickstep/res/layout/overview_panel.xml
index f303f31..01d675f 100644
--- a/quickstep/res/layout/overview_panel.xml
+++ b/quickstep/res/layout/overview_panel.xml
@@ -25,13 +25,6 @@
         android:clipToPadding="false"
         android:visibility="invisible" />
 
-    <com.android.quickstep.views.SplitPlaceholderView
-        android:id="@+id/split_placeholder"
-        android:layout_width="match_parent"
-        android:layout_height="@dimen/split_placeholder_size"
-        android:background="@android:color/darker_gray"
-        android:visibility="gone" />
-
     <include
         android:id="@+id/overview_actions_view"
         layout="@layout/overview_actions_container" />
diff --git a/quickstep/res/values/dimens.xml b/quickstep/res/values/dimens.xml
index 3b2d44b..5ea94e9 100644
--- a/quickstep/res/values/dimens.xml
+++ b/quickstep/res/values/dimens.xml
@@ -216,6 +216,7 @@
 
     <!-- Taskbar -->
     <dimen name="taskbar_size">@*android:dimen/taskbar_frame_height</dimen>
+    <dimen name="taskbar_ime_size">48dp</dimen>
     <dimen name="taskbar_icon_touch_size">48dp</dimen>
     <dimen name="taskbar_icon_drag_icon_size">54dp</dimen>
     <dimen name="taskbar_folder_margin">16dp</dimen>
diff --git a/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java b/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
index ce1e8b6b..48b0f6d 100644
--- a/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
@@ -106,6 +106,9 @@
 
     private final AnimatedFloat mTaskbarNavButtonTranslationY = new AnimatedFloat(
             this::updateNavButtonTranslationY);
+    private final AnimatedFloat mTaskbarNavButtonTranslationYForIme = new AnimatedFloat(
+            this::updateNavButtonTranslationY);
+    // Only applies to mTaskbarNavButtonTranslationY
     private final AnimatedFloat mNavButtonTranslationYMultiplier = new AnimatedFloat(
             this::updateNavButtonTranslationY);
     private final AnimatedFloat mTaskbarNavButtonDarkIntensity = new AnimatedFloat(
@@ -162,14 +165,26 @@
                 .getKeyguardBgTaskbar(),
                 flags -> (flags & FLAG_KEYGUARD_VISIBLE) == 0, AnimatedFloat.VALUE, 1, 0));
 
-        // Make sure to remove nav bar buttons translation when notification shade is expanded.
-        mPropertyHolders.add(new StatePropertyHolder(mNavButtonTranslationYMultiplier,
-                flags -> (flags & FLAG_NOTIFICATION_SHADE_EXPANDED) != 0, AnimatedFloat.VALUE,
-                0, 1));
-
         // Force nav buttons (specifically back button) to be visible during setup wizard.
         boolean isInSetup = !mContext.isUserSetupComplete();
-        if (isThreeButtonNav || isInSetup) {
+        boolean alwaysShowButtons = isThreeButtonNav || isInSetup;
+
+        // Make sure to remove nav bar buttons translation when notification shade is expanded or
+        // IME is showing (add separate translation for IME).
+        int flagsToRemoveTranslation = FLAG_NOTIFICATION_SHADE_EXPANDED | FLAG_IME_VISIBLE;
+        mPropertyHolders.add(new StatePropertyHolder(mNavButtonTranslationYMultiplier,
+                flags -> (flags & flagsToRemoveTranslation) != 0, AnimatedFloat.VALUE,
+                0, 1));
+        // Center nav buttons in new height for IME.
+        float transForIme = (mContext.getDeviceProfile().taskbarSize
+                - mContext.getTaskbarHeightForIme()) / 2f;
+        // For gesture nav, nav buttons only show for IME anyway so keep them translated down.
+        float defaultButtonTransY = alwaysShowButtons ? 0 : transForIme;
+        mPropertyHolders.add(new StatePropertyHolder(mTaskbarNavButtonTranslationYForIme,
+                flags -> (flags & FLAG_IME_VISIBLE) != 0, AnimatedFloat.VALUE, transForIme,
+                defaultButtonTransY));
+
+        if (alwaysShowButtons) {
             initButtons(mNavButtonContainer, mEndContextualContainer,
                     mControllers.navButtonController);
 
@@ -408,8 +423,10 @@
     }
 
     private void updateNavButtonTranslationY() {
-        mNavButtonsView.setTranslationY(mTaskbarNavButtonTranslationY.value
-                * mNavButtonTranslationYMultiplier.value);
+        float normalTranslationY = mTaskbarNavButtonTranslationY.value
+                * mNavButtonTranslationYMultiplier.value;
+        float otherTranslationY = mTaskbarNavButtonTranslationYForIme.value;
+        mNavButtonsView.setTranslationY(normalTranslationY + otherTranslationY);
     }
 
     private void updateNavButtonDarkIntensity() {
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index 692352b..73c6579 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -32,6 +32,7 @@
 import android.content.Intent;
 import android.content.pm.ActivityInfo.Config;
 import android.content.pm.LauncherApps;
+import android.content.res.Resources;
 import android.graphics.Insets;
 import android.graphics.PixelFormat;
 import android.graphics.Rect;
@@ -96,6 +97,7 @@
 
     private final WindowManager mWindowManager;
     private final @Nullable RoundedCorner mLeftCorner, mRightCorner;
+    private final int mTaskbarHeightForIme;
     private WindowManager.LayoutParams mWindowLayoutParams;
     private boolean mIsFullscreen;
     // The size we should return to when we call setTaskbarWindowFullscreen(false)
@@ -122,10 +124,13 @@
         mIsUserSetupComplete = SettingsCache.INSTANCE.get(this).getValue(
                 Settings.Secure.getUriFor(Settings.Secure.USER_SETUP_COMPLETE), 0);
 
-        float taskbarIconSize = getResources().getDimension(R.dimen.taskbar_icon_size);
-        mDeviceProfile.updateIconSize(1, getResources());
+        final Resources resources = getResources();
+        float taskbarIconSize = resources.getDimension(R.dimen.taskbar_icon_size);
+        mDeviceProfile.updateIconSize(1, resources);
         float iconScale = taskbarIconSize / mDeviceProfile.iconSizePx;
-        mDeviceProfile.updateIconSize(iconScale, getResources());
+        mDeviceProfile.updateIconSize(iconScale, resources);
+
+        mTaskbarHeightForIme = resources.getDimensionPixelSize(R.dimen.taskbar_ime_size);
 
         mLayoutInflater = LayoutInflater.from(this).cloneInContext(this);
 
@@ -197,7 +202,7 @@
         // Adjust the frame by the rounded corners (ie. leaving just the bar as the inset) when
         // the IME is showing
         mWindowLayoutParams.providedInternalImeInsets = Insets.of(0,
-                getDefaultTaskbarWindowHeight() - mDeviceProfile.taskbarSize, 0, 0);
+                getDefaultTaskbarWindowHeight() - mTaskbarHeightForIme, 0, 0);
 
         // Initialize controllers after all are constructed.
         mControllers.init(sharedState);
@@ -423,7 +428,9 @@
         if (mWindowLayoutParams.height == height || mIsDestroyed) {
             return;
         }
-        if (height != MATCH_PARENT) {
+        if (height == MATCH_PARENT) {
+            height = mDeviceProfile.heightPx;
+        } else {
             mLastRequestedNonFullscreenHeight = height;
             if (mIsFullscreen) {
                 // We still need to be fullscreen, so defer any change to our height until we call
@@ -434,6 +441,8 @@
             }
         }
         mWindowLayoutParams.height = height;
+        mWindowLayoutParams.providedInternalImeInsets =
+                Insets.of(0, height - mTaskbarHeightForIme, 0, 0);
         mWindowManager.updateViewLayout(mDragLayer, mWindowLayoutParams);
     }
 
@@ -444,6 +453,13 @@
         return mDeviceProfile.taskbarSize + Math.max(getLeftCornerRadius(), getRightCornerRadius());
     }
 
+    /**
+     * Returns the bottom insets taskbar provides to the IME when IME is visible.
+     */
+    public int getTaskbarHeightForIme() {
+        return mTaskbarHeightForIme;
+    }
+
     protected void onTaskbarIconClicked(View view) {
         Object tag = view.getTag();
         if (tag instanceof Task) {
diff --git a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
index 1a901f1..0e5282a 100644
--- a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
+++ b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
@@ -74,6 +74,7 @@
 import android.view.WindowInsets;
 import android.view.animation.Interpolator;
 import android.widget.Toast;
+import android.window.PictureInPictureSurfaceTransaction;
 
 import androidx.annotation.Nullable;
 import androidx.annotation.UiThread;
@@ -90,6 +91,7 @@
 import com.android.launcher3.statemanager.StatefulActivity;
 import com.android.launcher3.tracing.InputConsumerProto;
 import com.android.launcher3.tracing.SwipeHandlerProto;
+import com.android.launcher3.util.ActivityLifecycleCallbacksAdapter;
 import com.android.launcher3.util.TraceHelper;
 import com.android.launcher3.util.WindowBounds;
 import com.android.quickstep.BaseActivityInterface.AnimationFactory;
@@ -97,7 +99,6 @@
 import com.android.quickstep.RemoteTargetGluer.RemoteTargetHandle;
 import com.android.quickstep.util.ActiveGestureLog;
 import com.android.quickstep.util.ActivityInitListener;
-import com.android.launcher3.util.ActivityLifecycleCallbacksAdapter;
 import com.android.quickstep.util.AnimatorControllerWithResistance;
 import com.android.quickstep.util.InputConsumerProxy;
 import com.android.quickstep.util.InputProxyHandlerFactory;
@@ -1261,7 +1262,8 @@
             HomeAnimationFactory homeAnimFactory =
                     createHomeAnimationFactory(cookies, duration, isTranslucent, appCanEnterPip,
                             runningTaskTarget);
-            mIsSwipingPipToHome = homeAnimFactory.supportSwipePipToHome() && appCanEnterPip;
+            mIsSwipingPipToHome = !mIsSwipeForStagedSplit
+                    && homeAnimFactory.supportSwipePipToHome() && appCanEnterPip;
             final RectFSpringAnim[] windowAnim;
             if (mIsSwipingPipToHome) {
                 mSwipePipToHomeAnimator = createWindowAnimationToPip(
@@ -1728,7 +1730,7 @@
             // If there are no targets or the animation not started, then there is nothing to finish
             mStateCallback.setStateOnUiThread(STATE_CURRENT_TASK_FINISHED);
         } else {
-            maybeFinishSwipePipToHome();
+            maybeFinishSwipeToHome();
             finishRecentsControllerToHome(
                     () -> mStateCallback.setStateOnUiThread(STATE_CURRENT_TASK_FINISHED));
         }
@@ -1737,10 +1739,11 @@
     }
 
     /**
-     * Resets the {@link #mIsSwipingPipToHome} and notifies SysUI that transition is finished
-     * if applicable. This should happen before {@link #finishRecentsControllerToHome(Runnable)}.
+     * Notifies SysUI that transition is finished if applicable and also pass leash transactions
+     * from Launcher to WM.
+     * This should happen before {@link #finishRecentsControllerToHome(Runnable)}.
      */
-    private void maybeFinishSwipePipToHome() {
+    private void maybeFinishSwipeToHome() {
         if (mIsSwipingPipToHome && mSwipePipToHomeAnimators[0] != null) {
             SystemUiProxy.INSTANCE.get(mContext).stopSwipePipToHome(
                     mSwipePipToHomeAnimator.getComponentName(),
@@ -1751,6 +1754,18 @@
                     mSwipePipToHomeAnimator.getFinishTransaction(),
                     mSwipePipToHomeAnimator.getContentOverlay());
             mIsSwipingPipToHome = false;
+        } else if (mIsSwipeForStagedSplit) {
+            // Transaction to hide the task to avoid flicker for entering PiP from split-screen.
+            PictureInPictureSurfaceTransaction tx =
+                    new PictureInPictureSurfaceTransaction.Builder()
+                            .setAlpha(0f)
+                            .build();
+            int[] taskIds =
+                        LauncherSplitScreenListener.INSTANCE.getNoCreate().getRunningSplitTaskIds();
+            for (int taskId : taskIds) {
+                mRecentsAnimationController.setFinishTaskTransaction(taskId,
+                        tx, null /* overlay */);
+            }
         }
     }
 
diff --git a/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java b/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java
index 50b69dc..ff175f1 100644
--- a/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java
+++ b/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java
@@ -24,14 +24,22 @@
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_TRANSLATE_Y;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_SCRIM_FADE;
 import static com.android.launcher3.states.StateAnimationConfig.SKIP_OVERVIEW;
+import static com.android.quickstep.fallback.RecentsState.OVERVIEW_SPLIT_SELECT;
 import static com.android.quickstep.views.RecentsView.ADJACENT_PAGE_HORIZONTAL_OFFSET;
 import static com.android.quickstep.views.RecentsView.FULLSCREEN_PROGRESS;
 import static com.android.quickstep.views.RecentsView.RECENTS_GRID_PROGRESS;
 import static com.android.quickstep.views.RecentsView.RECENTS_SCALE_PROPERTY;
 import static com.android.quickstep.views.RecentsView.TASK_MODALNESS;
+import static com.android.quickstep.views.RecentsView.TASK_PRIMARY_SPLIT_TRANSLATION;
+import static com.android.quickstep.views.RecentsView.TASK_SECONDARY_SPLIT_TRANSLATION;
 import static com.android.quickstep.views.RecentsView.TASK_SECONDARY_TRANSLATION;
 import static com.android.quickstep.views.TaskView.FLAG_UPDATE_ALL;
 
+import android.util.FloatProperty;
+import android.util.Pair;
+
+import androidx.annotation.NonNull;
+
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.anim.PropertySetter;
 import com.android.launcher3.statemanager.StateManager.StateHandler;
@@ -100,5 +108,31 @@
 
         setter.setViewBackgroundColor(mActivity.getScrimView(), state.getScrimColor(mActivity),
                 config.getInterpolator(ANIM_SCRIM_FADE, LINEAR));
+
+        RecentsState currentState = mActivity.getStateManager().getState();
+        if (isSplitSelectionState(state) && !isSplitSelectionState(currentState)) {
+            setter.add(mRecentsView.createSplitSelectInitAnimation().buildAnim());
+        }
+
+        Pair<FloatProperty, FloatProperty> taskViewsFloat =
+                mRecentsView.getPagedOrientationHandler().getSplitSelectTaskOffset(
+                        TASK_PRIMARY_SPLIT_TRANSLATION, TASK_SECONDARY_SPLIT_TRANSLATION,
+                        mActivity.getDeviceProfile());
+        setter.setFloat(mRecentsView, taskViewsFloat.second, 0, LINEAR);
+        if (isSplitSelectionState(state)) {
+            mRecentsView.applySplitPrimaryScrollOffset();
+            setter.setFloat(mRecentsView, taskViewsFloat.first,
+                    mRecentsView.getSplitSelectTranslation(), LINEAR);
+        } else {
+            mRecentsView.resetSplitPrimaryScrollOffset();
+            setter.setFloat(mRecentsView, taskViewsFloat.first, 0, LINEAR);
+        }
+    }
+
+    /**
+     * @return true if {@param toState} is {@link RecentsState#OVERVIEW_SPLIT_SELECT}
+     */
+    private boolean isSplitSelectionState(@NonNull RecentsState toState) {
+        return toState == OVERVIEW_SPLIT_SELECT;
     }
 }
diff --git a/quickstep/src/com/android/quickstep/fallback/FallbackRecentsView.java b/quickstep/src/com/android/quickstep/fallback/FallbackRecentsView.java
index 169b208..6d22b17 100644
--- a/quickstep/src/com/android/quickstep/fallback/FallbackRecentsView.java
+++ b/quickstep/src/com/android/quickstep/fallback/FallbackRecentsView.java
@@ -19,12 +19,12 @@
 import static com.android.quickstep.fallback.RecentsState.DEFAULT;
 import static com.android.quickstep.fallback.RecentsState.HOME;
 import static com.android.quickstep.fallback.RecentsState.MODAL_TASK;
+import static com.android.quickstep.fallback.RecentsState.OVERVIEW_SPLIT_SELECT;
 
 import android.animation.AnimatorSet;
 import android.annotation.TargetApi;
 import android.app.ActivityManager.RunningTaskInfo;
 import android.content.Context;
-import android.content.res.Configuration;
 import android.os.Build;
 import android.util.AttributeSet;
 import android.view.MotionEvent;
@@ -35,6 +35,7 @@
 import com.android.launcher3.anim.AnimatorPlaybackController;
 import com.android.launcher3.anim.PendingAnimation;
 import com.android.launcher3.statemanager.StateManager.StateListener;
+import com.android.launcher3.util.SplitConfigurationOptions;
 import com.android.quickstep.FallbackActivityInterface;
 import com.android.quickstep.GestureState;
 import com.android.quickstep.RecentsActivity;
@@ -207,6 +208,13 @@
     }
 
     @Override
+    public void initiateSplitSelect(TaskView taskView,
+            @SplitConfigurationOptions.StagePosition int stagePosition) {
+        super.initiateSplitSelect(taskView, stagePosition);
+        mActivity.getStateManager().goToState(OVERVIEW_SPLIT_SELECT);
+    }
+
+    @Override
     public void onStateTransitionStart(RecentsState toState) {
         setOverviewStateEnabled(true);
         setOverviewGridEnabled(toState.displayOverviewTasksAsGrid(mActivity.getDeviceProfile()));
@@ -245,12 +253,4 @@
         // Do not let touch escape to siblings below this view.
         return result || mActivity.getStateManager().getState().overviewUi();
     }
-
-    @Override
-    protected void onConfigurationChanged(Configuration newConfig) {
-        super.onConfigurationChanged(newConfig);
-
-        // Reset modal state if full configuration changes
-        setModalStateEnabled(false);
-    }
 }
diff --git a/quickstep/src/com/android/quickstep/fallback/RecentsState.java b/quickstep/src/com/android/quickstep/fallback/RecentsState.java
index 917b58a..15feb18 100644
--- a/quickstep/src/com/android/quickstep/fallback/RecentsState.java
+++ b/quickstep/src/com/android/quickstep/fallback/RecentsState.java
@@ -51,6 +51,8 @@
             FLAG_DISABLE_RESTORE | FLAG_NON_INTERACTIVE | FLAG_FULL_SCREEN | FLAG_OVERVIEW_UI);
     public static final RecentsState HOME = new RecentsState(3, 0);
     public static final RecentsState BG_LAUNCHER = new LauncherState(4, 0);
+    public static final RecentsState OVERVIEW_SPLIT_SELECT = new RecentsState(5,
+            FLAG_SHOW_AS_GRID | FLAG_SCRIM | FLAG_OVERVIEW_UI);
 
     public final int ordinal;
     private final int mFlags;
diff --git a/quickstep/src/com/android/quickstep/views/FloatingTaskView.java b/quickstep/src/com/android/quickstep/views/FloatingTaskView.java
index 0cea45e..18ab3bb 100644
--- a/quickstep/src/com/android/quickstep/views/FloatingTaskView.java
+++ b/quickstep/src/com/android/quickstep/views/FloatingTaskView.java
@@ -17,8 +17,9 @@
 
 import androidx.annotation.Nullable;
 
+import com.android.launcher3.BaseActivity;
+import com.android.launcher3.BaseDraggingActivity;
 import com.android.launcher3.InsettableFrameLayout;
-import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherAnimUtils;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
@@ -43,7 +44,7 @@
 
     private SplitPlaceholderView mSplitPlaceholderView;
     private RectF mStartingPosition;
-    private final Launcher mLauncher;
+    private final BaseDraggingActivity mActivity;
     private final boolean mIsRtl;
     private final Rect mOutline = new Rect();
     private PagedOrientationHandler mOrientationHandler;
@@ -59,7 +60,7 @@
 
     public FloatingTaskView(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
         super(context, attrs, defStyleAttr);
-        mLauncher = Launcher.getLauncher(context);
+        mActivity = BaseActivity.fromContext(context);
         mIsRtl = Utilities.isRtl(getResources());
     }
 
@@ -114,7 +115,7 @@
     public void updateInitialPositionForView(TaskView originalView) {
         View thumbnail = originalView.getThumbnail();
         Rect viewBounds = new Rect(0, 0, thumbnail.getWidth(), thumbnail.getHeight());
-        Utilities.getBoundsForViewInDragLayer(mLauncher.getDragLayer(), thumbnail, viewBounds,
+        Utilities.getBoundsForViewInDragLayer(mActivity.getDragLayer(), thumbnail, viewBounds,
                 true /* ignoreTransform */, null /* recycle */,
                 mStartingPosition);
         mStartingPosition.offset(originalView.getTranslationX(), originalView.getTranslationY());
@@ -161,7 +162,7 @@
         // Position the floating view exactly on top of the original
         lp.topMargin = Math.round(pos.top);
         if (mIsRtl) {
-            lp.setMarginStart(mLauncher.getDeviceProfile().widthPx - Math.round(pos.right));
+            lp.setMarginStart(mActivity.getDeviceProfile().widthPx - Math.round(pos.right));
         } else {
             lp.setMarginStart(Math.round(pos.left));
         }
@@ -174,7 +175,7 @@
 
     public void addAnimation(PendingAnimation animation, RectF startingBounds, Rect endBounds,
             View viewToCover, boolean fadeWithThumbnail) {
-        final BaseDragLayer dragLayer = mLauncher.getDragLayer();
+        final BaseDragLayer dragLayer = mActivity.getDragLayer();
         int[] dragLayerBounds = new int[2];
         dragLayer.getLocationOnScreen(dragLayerBounds);
         SplitOverlayProperties prop = new SplitOverlayProperties(endBounds,
diff --git a/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java b/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
index 6b7d8a5..e0395ea 100644
--- a/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/LauncherRecentsView.java
@@ -168,15 +168,4 @@
         super.initiateSplitSelect(taskView, stagePosition);
         mActivity.getStateManager().goToState(LauncherState.OVERVIEW_SPLIT_SELECT);
     }
-
-    @Override
-    protected void onOrientationChanged() {
-        super.onOrientationChanged();
-        // If overview is in modal state when rotate, reset it to overview state without running
-        // animation.
-        setModalStateEnabled(false);
-        if (mActivity.isInState(OVERVIEW_SPLIT_SELECT)) {
-            onRotateInSplitSelectionState();
-        }
-    }
 }
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index ed238d8..c5b191e 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -1264,7 +1264,7 @@
     @Override
     protected void onNotSnappingToPageInFreeScroll() {
         int finalPos = mScroller.getFinalX();
-        if (!showAsGrid() && finalPos > mMinScroll && finalPos < mMaxScroll) {
+        if (finalPos > mMinScroll && finalPos < mMaxScroll) {
             int firstPageScroll = getScrollForPage(!mIsRtl ? 0 : getPageCount() - 1);
             int lastPageScroll = getScrollForPage(!mIsRtl ? getPageCount() - 1 : 0);
 
@@ -1278,6 +1278,19 @@
                             ? mMaxScroll
                             : getScrollForPage(mNextPage);
 
+            if (showAsGrid()) {
+                if (isSplitSelectionActive()) {
+                    return;
+                }
+                TaskView taskView = getTaskViewAt(mNextPage);
+                // Only snap to fully visible focused task.
+                if (taskView == null
+                        || !taskView.isFocusedTask()
+                        || !isTaskViewFullyVisible(taskView)) {
+                    return;
+                }
+            }
+
             mScroller.setFinalX(pageSnapped);
             // Ensure the scroll/snap doesn't happen too fast;
             int extraScrollDuration = OVERSCROLL_PAGE_SNAP_ANIMATION_DURATION
@@ -1640,7 +1653,13 @@
         setCurrentPage(mCurrentPage);
     }
 
-    protected void onOrientationChanged() {
+    private void onOrientationChanged() {
+        // If overview is in modal state when rotate, reset it to overview state without running
+        // animation.
+        setModalStateEnabled(false);
+        if (isSplitSelectionActive()) {
+            onRotateInSplitSelectionState();
+        }
     }
 
     // Update task size and padding that are dependent on DeviceProfile and insets.
diff --git a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
index da92551..d833877 100644
--- a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
@@ -307,14 +307,15 @@
             }
         }
 
-        // Draw the background in all cases, except when the thumbnail data is opaque
+        // Always draw the background since the snapshots might be translucent or partially empty
+        // (For example, tasks been reparented out of dismissing split root when drag-to-dismiss
+        // split screen).
+        canvas.drawRoundRect(x, y, width, height, cornerRadius, cornerRadius, mBackgroundPaint);
+
         final boolean drawBackgroundOnly = mTask == null || mTask.isLocked || mBitmapShader == null
                 || mThumbnailData == null;
-        if (drawBackgroundOnly || mThumbnailData.isTranslucent) {
-            canvas.drawRoundRect(x, y, width, height, cornerRadius, cornerRadius, mBackgroundPaint);
-            if (drawBackgroundOnly) {
-                return;
-            }
+        if (drawBackgroundOnly) {
+            return;
         }
 
         canvas.drawRoundRect(x, y, width, height, cornerRadius, cornerRadius, mPaint);
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index 8dee4e7..e33d650 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -677,7 +677,7 @@
      *         second app. {@code false} otherwise
      */
     private boolean confirmSecondSplitSelectApp() {
-        boolean isSelectingSecondSplitApp = mActivity.isInState(OVERVIEW_SPLIT_SELECT);
+        boolean isSelectingSecondSplitApp = getRecentsView().isSplitSelectionActive();
         if (isSelectingSecondSplitApp) {
             getRecentsView().confirmSplitSelect(this);
         }
diff --git a/res/values/attrs.xml b/res/values/attrs.xml
index 08f0089..08570eb 100644
--- a/res/values/attrs.xml
+++ b/res/values/attrs.xml
@@ -154,7 +154,15 @@
         <attr name="demoModeLayoutId" format="reference" />
         <attr name="isScalable" format="boolean" />
         <attr name="devicePaddingId" format="reference" />
-        <attr name="gridEnabled" format="boolean" />
+        <!-- By default all categories are enabled -->
+        <attr name="deviceCategory" format="integer" >
+            <!-- Enable on phone only -->
+            <flag name="phone" value="1" />
+            <!-- Enable on tablets only -->
+            <flag name="tablet" value="2" />
+            <!-- Enable on multi display devices only -->
+            <flag name="multi_display" value="4" />
+        </attr>
 
     </declare-styleable>
 
diff --git a/res/xml/default_workspace_6x5.xml b/res/xml/default_workspace_6x5.xml
new file mode 100644
index 0000000..b078cfd
--- /dev/null
+++ b/res/xml/default_workspace_6x5.xml
@@ -0,0 +1,76 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<favorites xmlns:launcher="http://schemas.android.com/apk/res-auto/com.android.launcher3">
+
+    <!-- Hotseat (We use the screen as the position of the item in the hotseat) -->
+    <!-- Mail Calendar Gallery Store Internet Camera -->
+    <resolve
+        launcher:container="-101"
+        launcher:screen="0"
+        launcher:x="0"
+        launcher:y="0" >
+        <favorite launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_EMAIL;end" />
+        <favorite launcher:uri="mailto:" />
+    </resolve>
+
+    <resolve
+        launcher:container="-101"
+        launcher:screen="1"
+        launcher:x="1"
+        launcher:y="0" >
+        <favorite launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_CALENDAR;end" />
+    </resolve>
+
+    <resolve
+        launcher:container="-101"
+        launcher:screen="2"
+        launcher:x="2"
+        launcher:y="0" >
+        <favorite launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_GALLERY;end" />
+        <favorite launcher:uri="#Intent;type=images/*;end" />
+    </resolve>
+
+    <resolve
+        launcher:container="-101"
+        launcher:screen="3"
+        launcher:x="3"
+        launcher:y="0" >
+        <favorite launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_MARKET;end" />
+        <favorite launcher:uri="market://details?id=com.android.launcher" />
+    </resolve>
+
+    <resolve
+        launcher:container="-101"
+        launcher:screen="4"
+        launcher:x="4"
+        launcher:y="0" >
+        <favorite
+            launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_BROWSER;end" />
+        <favorite launcher:uri="http://www.example.com/" />
+    </resolve>
+
+    <!-- Resolve camera intent if GoogleCamera is not available e.g. on emulator -->
+    <resolve
+        launcher:container="-101"
+        launcher:screen="5"
+        launcher:x="5"
+        launcher:y="0" >
+        <favorite launcher:uri="#Intent;action=android.media.action.STILL_IMAGE_CAMERA;end" />
+        <favorite launcher:uri="#Intent;action=android.intent.action.CAMERA_BUTTON;end" />
+    </resolve>
+
+</favorites>
diff --git a/res/xml/device_profiles.xml b/res/xml/device_profiles.xml
index e030f81..b4bb43e 100644
--- a/res/xml/device_profiles.xml
+++ b/res/xml/device_profiles.xml
@@ -133,4 +133,32 @@
 
     </grid-option>
 
+    <grid-option
+        launcher:name="6_by_5"
+        launcher:numRows="5"
+        launcher:numColumns="6"
+        launcher:numFolderRows="3"
+        launcher:numFolderColumns="3"
+        launcher:numHotseatIcons="6"
+        launcher:numAllAppsColumns="6"
+        launcher:dbFile="launcher_6_by_5.db"
+        launcher:defaultLayoutId="@xml/default_workspace_6x5"
+        launcher:deviceCategory="tablet">
+
+        <display-option
+            launcher:name="Tablet"
+            launcher:minWidthDps="900"
+            launcher:minHeightDps="820"
+            launcher:minCellHeightDps="104"
+            launcher:minCellWidthDps="80"
+            launcher:iconImageSize="60"
+            launcher:iconTextSize="14"
+            launcher:borderSpaceDps="16"
+            launcher:allAppsIconSize="60"
+            launcher:allAppsIconTextSize="14"
+            launcher:allAppsCellSpacingDps="16"
+            launcher:canBeDefault="true" />
+
+    </grid-option>
+
 </profiles>
\ No newline at end of file
diff --git a/res/xml/device_profiles_split.xml b/res/xml/device_profiles_split.xml
deleted file mode 100644
index 2fad0c9..0000000
--- a/res/xml/device_profiles_split.xml
+++ /dev/null
@@ -1,137 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-     Copyright (C) 2021 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-
-<profiles xmlns:launcher="http://schemas.android.com/apk/res-auto" >
-
-    <grid-option
-        launcher:name="3_by_3"
-        launcher:numRows="3"
-        launcher:numColumns="3"
-        launcher:numFolderRows="2"
-        launcher:numFolderColumns="3"
-        launcher:numHotseatIcons="3"
-        launcher:dbFile="launcher_3_by_3.db"
-        launcher:defaultLayoutId="@xml/default_workspace_3x3" >
-
-        <display-option
-            launcher:name="Super Short Stubby"
-            launcher:minWidthDps="255"
-            launcher:minHeightDps="300"
-            launcher:iconImageSize="48"
-            launcher:iconTextSize="13.0"
-            launcher:canBeDefault="true" />
-
-        <display-option
-            launcher:name="Shorter Stubby"
-            launcher:minWidthDps="255"
-            launcher:minHeightDps="400"
-            launcher:iconImageSize="48"
-            launcher:iconTextSize="13.0"
-            launcher:canBeDefault="true" />
-
-    </grid-option>
-
-    <grid-option
-        launcher:name="4_by_4"
-        launcher:numRows="4"
-        launcher:numColumns="4"
-        launcher:numFolderRows="3"
-        launcher:numFolderColumns="4"
-        launcher:numHotseatIcons="4"
-        launcher:dbFile="launcher_4_by_4.db"
-        launcher:defaultLayoutId="@xml/default_workspace_4x4" >
-
-        <display-option
-            launcher:name="Short Stubby"
-            launcher:minWidthDps="275"
-            launcher:minHeightDps="420"
-            launcher:iconImageSize="48"
-            launcher:iconTextSize="13.0"
-            launcher:canBeDefault="true" />
-
-        <display-option
-            launcher:name="Stubby"
-            launcher:minWidthDps="255"
-            launcher:minHeightDps="450"
-            launcher:iconImageSize="48"
-            launcher:iconTextSize="13.0"
-            launcher:canBeDefault="true" />
-
-        <display-option
-            launcher:name="Nexus S"
-            launcher:minWidthDps="296"
-            launcher:minHeightDps="491.33"
-            launcher:iconImageSize="48"
-            launcher:iconTextSize="13.0"
-            launcher:canBeDefault="true" />
-
-        <display-option
-            launcher:name="Nexus 4"
-            launcher:minWidthDps="359"
-            launcher:minHeightDps="567"
-            launcher:iconImageSize="54"
-            launcher:iconTextSize="13.0"
-            launcher:canBeDefault="true" />
-
-        <display-option
-            launcher:name="Nexus 5"
-            launcher:minWidthDps="335"
-            launcher:minHeightDps="567"
-            launcher:iconImageSize="54"
-            launcher:iconTextSize="13.0"
-            launcher:canBeDefault="true" />
-
-    </grid-option>
-
-    <grid-option
-        launcher:name="5_by_5"
-        launcher:numRows="5"
-        launcher:numColumns="5"
-        launcher:numFolderRows="4"
-        launcher:numFolderColumns="4"
-        launcher:numHotseatIcons="5"
-        launcher:numExtendedHotseatIcons="8"
-        launcher:dbFile="launcher.db"
-        launcher:defaultLayoutId="@xml/default_workspace_5x5" >
-
-        <display-option
-            launcher:name="Large Phone"
-            launcher:minWidthDps="406"
-            launcher:minHeightDps="694"
-            launcher:iconImageSize="56"
-            launcher:iconTextSize="14.4"
-            launcher:canBeDefault="true" />
-
-        <display-option
-            launcher:name="Large Phone Split Display"
-            launcher:minWidthDps="406"
-            launcher:minHeightDps="694"
-            launcher:iconImageSize="56"
-            launcher:iconTextSize="14.4"
-            launcher:canBeDefault="true" />
-
-        <display-option
-            launcher:name="Shorter Stubby"
-            launcher:minWidthDps="255"
-            launcher:minHeightDps="400"
-            launcher:iconImageSize="48"
-            launcher:iconTextSize="13.0"
-            launcher:canBeDefault="true" />
-
-    </grid-option>
-
-</profiles>
\ No newline at end of file
diff --git a/src/com/android/launcher3/InvariantDeviceProfile.java b/src/com/android/launcher3/InvariantDeviceProfile.java
index 2ebedf7..ff7a90c 100644
--- a/src/com/android/launcher3/InvariantDeviceProfile.java
+++ b/src/com/android/launcher3/InvariantDeviceProfile.java
@@ -42,6 +42,7 @@
 import android.util.Xml;
 import android.view.Display;
 
+import androidx.annotation.IntDef;
 import androidx.annotation.Nullable;
 import androidx.annotation.VisibleForTesting;
 
@@ -58,6 +59,8 @@
 import org.xmlpull.v1.XmlPullParserException;
 
 import java.io.IOException;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
@@ -70,6 +73,13 @@
     public static final MainThreadInitializedObject<InvariantDeviceProfile> INSTANCE =
             new MainThreadInitializedObject<>(InvariantDeviceProfile::new);
 
+    @Retention(RetentionPolicy.SOURCE)
+    @IntDef({TYPE_PHONE, TYPE_MULTI_DISPLAY, TYPE_TABLET})
+    public @interface DeviceType{}
+    public static final int TYPE_PHONE = 0;
+    public static final int TYPE_MULTI_DISPLAY = 1;
+    public static final int TYPE_TABLET = 2;
+
     private static final String KEY_IDP_GRID_NAME = "idp_grid_name";
 
     private static final float ICON_SIZE_DEFINED_IN_APP_DP = 48;
@@ -106,7 +116,7 @@
     public float[] iconTextSize;
     public int iconBitmapSize;
     public int fillResIconDpi;
-    public boolean isSplitDisplay;
+    public @DeviceType int deviceType;
 
     public PointF[] minCellSize;
 
@@ -198,13 +208,21 @@
         String gridName = getCurrentGridName(context);
 
         // 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);
         DisplayOption defaultDisplayOption = invDistWeightedInterpolate(
-                DisplayController.INSTANCE.get(context).getInfo(),
-                getPredefinedDeviceProfiles(context, gridName, false, false), false);
+                defaultInfo,
+                getPredefinedDeviceProfiles(context, gridName, defaultDeviceType,
+                        /*allowDisabledGrid=*/false),
+                defaultDeviceType);
 
         Info myInfo = new Info(context, display);
+        @DeviceType int deviceType = getDeviceType(myInfo);
         DisplayOption myDisplayOption = invDistWeightedInterpolate(
-                myInfo, getPredefinedDeviceProfiles(context, gridName, false, false), false);
+                myInfo,
+                getPredefinedDeviceProfiles(context, gridName, deviceType,
+                        /*allowDisabledGrid=*/false),
+                deviceType);
 
         DisplayOption result = new DisplayOption(defaultDisplayOption.grid)
                 .add(myDisplayOption);
@@ -220,7 +238,7 @@
         System.arraycopy(defaultDisplayOption.borderSpaces, 0, result.borderSpaces, 0,
                 COUNT_SIZES);
 
-        initGrid(context, myInfo, result, false);
+        initGrid(context, myInfo, result, deviceType);
     }
 
     /**
@@ -246,6 +264,18 @@
         }
     }
 
+    private static @DeviceType int getDeviceType(Info displayInfo) {
+        // Each screen has two profiles (portrait/landscape), so devices with four or more
+        // supported profiles implies two or more internal displays.
+        if (displayInfo.supportedBounds.size() >= 4 && ENABLE_TWO_PANEL_HOME.get()) {
+            return TYPE_MULTI_DISPLAY;
+        } else if (displayInfo.supportedBounds.stream().allMatch(displayInfo::isTablet)) {
+            return TYPE_TABLET;
+        } else {
+            return TYPE_PHONE;
+        }
+    }
+
     public static String getCurrentGridName(Context context) {
         return Utilities.isGridOptionsEnabled(context)
                 ? Utilities.getPrefs(context).getString(KEY_IDP_GRID_NAME, null) : null;
@@ -253,23 +283,19 @@
 
     private String initGrid(Context context, String gridName) {
         Info displayInfo = DisplayController.INSTANCE.get(context).getInfo();
-        // Each screen has two profiles (portrait/landscape), so devices with four or more
-        // supported profiles implies two or more internal displays.
-        boolean isSplitDisplay =
-                displayInfo.supportedBounds.size() >= 4 && ENABLE_TWO_PANEL_HOME.get();
+        @DeviceType int deviceType = getDeviceType(displayInfo);
 
         ArrayList<DisplayOption> allOptions =
-                getPredefinedDeviceProfiles(context, gridName, isSplitDisplay,
+                getPredefinedDeviceProfiles(context, gridName, deviceType,
                         RestoreDbTask.isPending(context));
         DisplayOption displayOption =
-                invDistWeightedInterpolate(displayInfo, allOptions, isSplitDisplay);
-        initGrid(context, displayInfo, displayOption, isSplitDisplay);
+                invDistWeightedInterpolate(displayInfo, allOptions, deviceType);
+        initGrid(context, displayInfo, displayOption, deviceType);
         return displayOption.grid.name;
     }
 
-    private void initGrid(
-            Context context, Info displayInfo, DisplayOption displayOption,
-            boolean isSplitDisplay) {
+    private void initGrid(Context context, Info displayInfo, DisplayOption displayOption,
+            @DeviceType int deviceType) {
         DisplayMetrics metrics = context.getResources().getDisplayMetrics();
         GridOption closestProfile = displayOption.grid;
         numRows = closestProfile.numRows;
@@ -281,7 +307,7 @@
         numFolderColumns = closestProfile.numFolderColumns;
         isScalable = closestProfile.isScalable;
         devicePaddingId = closestProfile.devicePaddingId;
-        this.isSplitDisplay = isSplitDisplay;
+        this.deviceType = deviceType;
 
         mExtraAttrs = closestProfile.extraAttrs;
 
@@ -303,11 +329,11 @@
         horizontalMargin = displayOption.horizontalMargin;
 
         numShownHotseatIcons = closestProfile.numHotseatIcons;
-        numDatabaseHotseatIcons = isSplitDisplay
+        numDatabaseHotseatIcons = deviceType == TYPE_MULTI_DISPLAY
                 ? closestProfile.numDatabaseHotseatIcons : closestProfile.numHotseatIcons;
 
         numAllAppsColumns = closestProfile.numAllAppsColumns;
-        numDatabaseAllAppsColumns = isSplitDisplay
+        numDatabaseAllAppsColumns = deviceType == TYPE_MULTI_DISPLAY
                 ? closestProfile.numDatabaseAllAppsColumns : closestProfile.numAllAppsColumns;
 
         if (!Utilities.isGridOptionsEnabled(context)) {
@@ -327,7 +353,7 @@
         defaultWallpaperSize = new Point(displayInfo.currentSize);
         for (WindowBounds bounds : displayInfo.supportedBounds) {
             localSupportedProfiles.add(new DeviceProfile.Builder(context, this, displayInfo)
-                    .setUseTwoPanels(isSplitDisplay)
+                    .setUseTwoPanels(deviceType == TYPE_MULTI_DISPLAY)
                     .setWindowBounds(bounds).build());
 
             // Wallpaper size should be the maximum of the all possible sizes Launcher expects
@@ -350,11 +376,6 @@
         defaultWidgetPadding = AppWidgetHostView.getDefaultPaddingForWidget(context, cn, null);
     }
 
-    @Nullable
-    public TypedValue getAttrValue(int attr) {
-        return mExtraAttrs == null ? null : mExtraAttrs.get(attr);
-    }
-
     public void addOnChangeListener(OnIDPChangeListener listener) {
         mChangeListeners.add(listener);
     }
@@ -389,12 +410,11 @@
         }
     }
 
-    private static ArrayList<DisplayOption> getPredefinedDeviceProfiles(
-            Context context, String gridName, boolean isSplitDisplay, boolean allowDisabledGrid) {
+    private static ArrayList<DisplayOption> getPredefinedDeviceProfiles(Context context,
+            String gridName, @DeviceType int deviceType, boolean allowDisabledGrid) {
         ArrayList<DisplayOption> profiles = new ArrayList<>();
-        int xmlResource = isSplitDisplay ? R.xml.device_profiles_split : R.xml.device_profiles;
 
-        try (XmlResourceParser parser = context.getResources().getXml(xmlResource)) {
+        try (XmlResourceParser parser = context.getResources().getXml(R.xml.device_profiles)) {
             final int depth = parser.getDepth();
             int type;
             while (((type = parser.next()) != XmlPullParser.END_TAG ||
@@ -402,8 +422,8 @@
                 if ((type == XmlPullParser.START_TAG)
                         && GridOption.TAG_NAME.equals(parser.getName())) {
 
-                    GridOption gridOption =
-                            new GridOption(context, Xml.asAttributeSet(parser), isSplitDisplay);
+                    GridOption gridOption = new GridOption(context, Xml.asAttributeSet(parser),
+                            deviceType);
                     if (gridOption.isEnabled || allowDisabledGrid) {
                         final int displayDepth = parser.getDepth();
                         while (((type = parser.next()) != XmlPullParser.END_TAG
@@ -450,9 +470,8 @@
      */
     public List<GridOption> parseAllGridOptions(Context context) {
         List<GridOption> result = new ArrayList<>();
-        int xmlResource = isSplitDisplay ? R.xml.device_profiles_split : R.xml.device_profiles;
 
-        try (XmlResourceParser parser = context.getResources().getXml(xmlResource)) {
+        try (XmlResourceParser parser = context.getResources().getXml(R.xml.device_profiles)) {
             final int depth = parser.getDepth();
             int type;
             while (((type = parser.next()) != XmlPullParser.END_TAG
@@ -460,7 +479,7 @@
                 if ((type == XmlPullParser.START_TAG)
                         && GridOption.TAG_NAME.equals(parser.getName())) {
                     GridOption option =
-                            new GridOption(context, Xml.asAttributeSet(parser), isSplitDisplay);
+                            new GridOption(context, Xml.asAttributeSet(parser), deviceType);
                     if (option.isEnabled) {
                         result.add(option);
                     }
@@ -514,12 +533,12 @@
     }
 
     private static DisplayOption invDistWeightedInterpolate(
-            Info displayInfo, ArrayList<DisplayOption> points, boolean isSplitDisplay) {
+            Info displayInfo, ArrayList<DisplayOption> points, @DeviceType int deviceType) {
         int minWidthPx = Integer.MAX_VALUE;
         int minHeightPx = Integer.MAX_VALUE;
         for (WindowBounds bounds : displayInfo.supportedBounds) {
             boolean isTablet = displayInfo.isTablet(bounds);
-            if (isTablet && isSplitDisplay) {
+            if (isTablet && deviceType == TYPE_MULTI_DISPLAY) {
                 // For split displays, take half width per page
                 minWidthPx = Math.min(minWidthPx, bounds.availableSize.x / 2);
                 minHeightPx = Math.min(minHeightPx, bounds.availableSize.y);
@@ -643,6 +662,12 @@
 
         public static final String TAG_NAME = "grid-option";
 
+        private static final int DEVICE_CATEGORY_PHONE = 1 << 0;
+        private static final int DEVICE_CATEGORY_TABLET = 1 << 1;
+        private static final int DEVICE_CATEGORY_MULTI_DISPLAY = 1 << 2;
+        private static final int DEVICE_CATEGORY_ALL =
+                DEVICE_CATEGORY_PHONE | DEVICE_CATEGORY_TABLET | DEVICE_CATEGORY_MULTI_DISPLAY;
+
         public final String name;
         public final int numRows;
         public final int numColumns;
@@ -666,7 +691,7 @@
 
         private final SparseArray<TypedValue> extraAttrs;
 
-        public GridOption(Context context, AttributeSet attrs, boolean isSplitDisplay) {
+        public GridOption(Context context, AttributeSet attrs, @DeviceType int deviceType) {
             TypedArray a = context.obtainStyledAttributes(
                     attrs, R.styleable.GridDisplayOption);
             name = a.getString(R.styleable.GridDisplayOption_name);
@@ -674,7 +699,7 @@
             numColumns = a.getInt(R.styleable.GridDisplayOption_numColumns, 0);
 
             dbFile = a.getString(R.styleable.GridDisplayOption_dbFile);
-            defaultLayoutId = a.getResourceId(isSplitDisplay && a.hasValue(
+            defaultLayoutId = a.getResourceId(deviceType == TYPE_MULTI_DISPLAY && a.hasValue(
                     R.styleable.GridDisplayOption_defaultSplitDisplayLayoutId)
                     ? R.styleable.GridDisplayOption_defaultSplitDisplayLayoutId
                     : R.styleable.GridDisplayOption_defaultLayoutId, 0);
@@ -701,7 +726,15 @@
             devicePaddingId = a.getResourceId(
                     R.styleable.GridDisplayOption_devicePaddingId, 0);
 
-            isEnabled = a.getBoolean(R.styleable.GridDisplayOption_gridEnabled, true);
+            int deviceCategory = a.getInt(R.styleable.GridDisplayOption_deviceCategory,
+                    DEVICE_CATEGORY_ALL);
+            isEnabled = (deviceType == TYPE_PHONE
+                        && ((deviceCategory & DEVICE_CATEGORY_PHONE) == DEVICE_CATEGORY_PHONE))
+                    || (deviceType == TYPE_TABLET
+                        && ((deviceCategory & DEVICE_CATEGORY_TABLET) == DEVICE_CATEGORY_TABLET))
+                    || (deviceType == TYPE_MULTI_DISPLAY
+                        && ((deviceCategory & DEVICE_CATEGORY_MULTI_DISPLAY)
+                            == DEVICE_CATEGORY_MULTI_DISPLAY));
 
             a.recycle();
             extraAttrs = Themes.createValueMap(context, attrs,
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index d60cd31..81a0d5b 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -1637,6 +1637,8 @@
         AbstractFloatingView.closeOpenViews(this, false, TYPE_ALL & ~TYPE_REBIND_SAFE);
         finishAutoCancelActionMode();
 
+        DragView.removeAllViews(this);
+
         if (mPendingRequestArgs != null) {
             outState.putParcelable(RUNTIME_STATE_PENDING_REQUEST_ARGS, mPendingRequestArgs);
         }
diff --git a/src/com/android/launcher3/anim/PropertySetter.java b/src/com/android/launcher3/anim/PropertySetter.java
index 729523f..8d77b4b 100644
--- a/src/com/android/launcher3/anim/PropertySetter.java
+++ b/src/com/android/launcher3/anim/PropertySetter.java
@@ -16,6 +16,7 @@
 
 package com.android.launcher3.anim;
 
+import android.animation.Animator;
 import android.animation.TimeInterpolator;
 import android.util.FloatProperty;
 import android.util.IntProperty;
@@ -64,4 +65,9 @@
             TimeInterpolator interpolator) {
         property.setValue(target, value);
     }
+
+    default void add(Animator animatorSet) {
+        animatorSet.setDuration(0);
+        animatorSet.start();
+    }
 }
diff --git a/src/com/android/launcher3/dragndrop/DragView.java b/src/com/android/launcher3/dragndrop/DragView.java
index fa65945..c37613f 100644
--- a/src/com/android/launcher3/dragndrop/DragView.java
+++ b/src/com/android/launcher3/dragndrop/DragView.java
@@ -565,4 +565,19 @@
         iv.setImageDrawable(drawable);
         return iv;
     }
+
+    /**
+     * Removes any stray DragView from the DragLayer.
+     */
+    public static void removeAllViews(ActivityContext activity) {
+        BaseDragLayer dragLayer = activity.getDragLayer();
+        // Iterate in reverse order. DragView is added later to the dragLayer,
+        // and will be one of the last views.
+        for (int i = dragLayer.getChildCount() - 1; i >= 0; i--) {
+            View child = dragLayer.getChildAt(i);
+            if (child instanceof DragView) {
+                dragLayer.removeView(child);
+            }
+        }
+    }
 }
diff --git a/src/com/android/launcher3/model/DeviceGridState.java b/src/com/android/launcher3/model/DeviceGridState.java
index 0fc4c2d..01ebc53 100644
--- a/src/com/android/launcher3/model/DeviceGridState.java
+++ b/src/com/android/launcher3/model/DeviceGridState.java
@@ -16,6 +16,9 @@
 
 package com.android.launcher3.model;
 
+import static com.android.launcher3.InvariantDeviceProfile.DeviceType;
+import static com.android.launcher3.InvariantDeviceProfile.TYPE_MULTI_DISPLAY;
+import static com.android.launcher3.InvariantDeviceProfile.TYPE_PHONE;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_2;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_3;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_4;
@@ -25,15 +28,11 @@
 import android.content.SharedPreferences;
 import android.text.TextUtils;
 
-import androidx.annotation.IntDef;
-
 import com.android.launcher3.InvariantDeviceProfile;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.logging.StatsLogManager.LauncherEvent;
 import com.android.launcher3.util.IntSet;
 
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
 import java.util.Locale;
 import java.util.Objects;
 
@@ -46,13 +45,6 @@
     public static final String KEY_HOTSEAT_COUNT = "migration_src_hotseat_count";
     public static final String KEY_DEVICE_TYPE = "migration_src_device_type";
 
-    @Retention(RetentionPolicy.SOURCE)
-    @IntDef({TYPE_PHONE, TYPE_MULTI_DISPLAY, TYPE_TABLET})
-    public @interface DeviceType{}
-    public static final int TYPE_PHONE = 0;
-    public static final int TYPE_MULTI_DISPLAY = 1;
-    public static final int TYPE_TABLET = 2;
-
     private static final IntSet COMPATIBLE_TYPES = IntSet.wrap(TYPE_PHONE, TYPE_MULTI_DISPLAY);
 
     public static boolean deviceTypeCompatible(@DeviceType int typeA, @DeviceType int typeB) {
@@ -67,11 +59,7 @@
     public DeviceGridState(InvariantDeviceProfile idp) {
         mGridSizeString = String.format(Locale.ENGLISH, "%d,%d", idp.numColumns, idp.numRows);
         mNumHotseat = idp.numDatabaseHotseatIcons;
-        mDeviceType = idp.supportedProfiles.size() > 2
-                ? TYPE_MULTI_DISPLAY
-                : idp.supportedProfiles.stream().allMatch(dp -> dp.isTablet)
-                        ? TYPE_TABLET
-                        : TYPE_PHONE;
+        mDeviceType = idp.deviceType;
     }
 
     public DeviceGridState(Context context) {
diff --git a/src/com/android/launcher3/provider/RestoreDbTask.java b/src/com/android/launcher3/provider/RestoreDbTask.java
index 8f607a1..4c0930b 100644
--- a/src/com/android/launcher3/provider/RestoreDbTask.java
+++ b/src/com/android/launcher3/provider/RestoreDbTask.java
@@ -16,8 +16,8 @@
 
 package com.android.launcher3.provider;
 
-import static com.android.launcher3.model.DeviceGridState.TYPE_MULTI_DISPLAY;
-import static com.android.launcher3.model.DeviceGridState.TYPE_PHONE;
+import static com.android.launcher3.InvariantDeviceProfile.TYPE_MULTI_DISPLAY;
+import static com.android.launcher3.InvariantDeviceProfile.TYPE_PHONE;
 import static com.android.launcher3.provider.LauncherDbUtils.dropTable;
 
 import android.app.backup.BackupManager;
diff --git a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
index 19dca45..075505e 100644
--- a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
+++ b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
@@ -149,7 +149,7 @@
                 }
                 sDumpWasGenerated = true;
                 Log.d("b/195319692", "sDumpWasGenerated := true", new Exception());
-                result = "memory dump filename: " + fileName;
+                result = "saved memory dump as an artifact";
             } catch (Throwable e) {
                 Log.e(TAG, "dumpHprofData failed", e);
                 result = "failed to save memory dump";