diff --git a/protos/launcher_atom.proto b/protos/launcher_atom.proto
index c638ba9..02460e4 100644
--- a/protos/launcher_atom.proto
+++ b/protos/launcher_atom.proto
@@ -132,6 +132,8 @@
 
 // Next value 44
 enum Attribute {
+  option allow_alias = true;
+
   UNKNOWN = 0;
   DEFAULT_LAYOUT = 1;       // icon automatically placed in workspace, folder, hotseat
   BACKUP_RESTORE = 2;       // icon layout restored from backup
@@ -166,7 +168,8 @@
   ALL_APPS_SEARCH_RESULT_SLICE = 19;
   ALL_APPS_SEARCH_RESULT_WIDGETS = 20;
   ALL_APPS_SEARCH_RESULT_PLAY = 21;
-  ALL_APPS_SEARCH_RESULT_SUGGEST = 22;
+  ALL_APPS_SEARCH_RESULT_FALLBACK = 22;
+  ALL_APPS_SEARCH_RESULT_SUGGEST = 22 [deprecated = true];
   ALL_APPS_SEARCH_RESULT_ASSISTANT = 23;
   ALL_APPS_SEARCH_RESULT_CHROMETAB = 24;
   ALL_APPS_SEARCH_RESULT_NAVVYSITE = 25;
diff --git a/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java b/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
index a53f08a..e268d1b 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
@@ -40,6 +40,9 @@
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_APP_LAUNCH_TAP;
 import static com.android.launcher3.model.data.ItemInfo.NO_MATCHING_ID;
 import static com.android.launcher3.popup.QuickstepSystemShortcut.getSplitSelectShortcutByPosition;
+import static com.android.launcher3.popup.SystemShortcut.APP_INFO;
+import static com.android.launcher3.popup.SystemShortcut.INSTALL;
+import static com.android.launcher3.popup.SystemShortcut.WIDGETS;
 import static com.android.launcher3.taskbar.LauncherTaskbarUIController.ALL_APPS_PAGE_PROGRESS_INDEX;
 import static com.android.launcher3.taskbar.LauncherTaskbarUIController.MINUS_ONE_PAGE_PROGRESS_INDEX;
 import static com.android.launcher3.taskbar.LauncherTaskbarUIController.WIDGETS_PAGE_PROGRESS_INDEX;
@@ -186,6 +189,8 @@
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
 import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
 import java.util.List;
 import java.util.Objects;
 import java.util.function.Predicate;
@@ -385,22 +390,30 @@
 
     @Override
     public Stream<SystemShortcut.Factory> getSupportedShortcuts() {
-        Stream<SystemShortcut.Factory> base = Stream.of(WellbeingModel.SHORTCUT_FACTORY);
-        if (ENABLE_SPLIT_FROM_WORKSPACE.get() && mDeviceProfile.isTablet) {
-            RecentsView recentsView = getOverviewPanel();
-            // TODO(b/266482558): Pull it out of PagedOrentationHandler for split from workspace.
-            List<SplitPositionOption> positions =
-                    recentsView.getPagedOrientationHandler().getSplitPositionOptions(
-                            mDeviceProfile);
-            List<SystemShortcut.Factory<QuickstepLauncher>> splitShortcuts = new ArrayList<>();
-            for (SplitPositionOption position : positions) {
-                splitShortcuts.add(getSplitSelectShortcutByPosition(position));
-            }
-            base = Stream.concat(base, splitShortcuts.stream());
+        // Order matters as it affects order of appearance in popup container
+        List<SystemShortcut.Factory> shortcuts = new ArrayList(Arrays.asList(
+                APP_INFO, WellbeingModel.SHORTCUT_FACTORY, mHotseatPredictionController));
+        shortcuts.addAll(getSplitShortcuts());
+        shortcuts.add(WIDGETS);
+        shortcuts.add(INSTALL);
+        return shortcuts.stream();
+    }
+
+    private List<SystemShortcut.Factory<QuickstepLauncher>> getSplitShortcuts() {
+
+        if (!ENABLE_SPLIT_FROM_WORKSPACE.get() || !mDeviceProfile.isTablet) {
+            return Collections.emptyList();
         }
-        return Stream.concat(
-                Stream.of(mHotseatPredictionController),
-                Stream.concat(base, super.getSupportedShortcuts()));
+        RecentsView recentsView = getOverviewPanel();
+        // TODO(b/266482558): Pull it out of PagedOrentationHandler for split from workspace.
+        List<SplitPositionOption> positions =
+                recentsView.getPagedOrientationHandler().getSplitPositionOptions(
+                        mDeviceProfile);
+        List<SystemShortcut.Factory<QuickstepLauncher>> splitShortcuts = new ArrayList<>();
+        for (SplitPositionOption position : positions) {
+            splitShortcuts.add(getSplitSelectShortcutByPosition(position));
+        }
+        return splitShortcuts;
     }
 
     /**
diff --git a/res/drawable/ic_split_horizontal.xml b/res/drawable/ic_split_horizontal.xml
index ee710d0..2efd2b9 100644
--- a/res/drawable/ic_split_horizontal.xml
+++ b/res/drawable/ic_split_horizontal.xml
@@ -1,9 +1,9 @@
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="20dp"
-    android:height="16dp"
-    android:viewportWidth="20"
-    android:viewportHeight="16">
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
   <path
-      android:pathData="M18,14L13,14L13,2L18,2L18,14ZM20,14L20,2C20,0.9 19.1,-0 18,-0L13,-0C11.9,-0 11,0.9 11,2L11,14C11,15.1 11.9,16 13,16L18,16C19.1,16 20,15.1 20,14ZM7,14L2,14L2,2L7,2L7,14ZM9,14L9,2C9,0.9 8.1,-0 7,-0L2,-0C0.9,-0 -0,0.9 -0,2L-0,14C-0,15.1 0.9,16 2,16L7,16C8.1,16 9,15.1 9,14Z"
+      android:pathData="M4,6L9,6L9,18L4,18L4,6ZM2,6L2,18C2,19.1 2.9,20 4,20L9,20C10.1,20 11,19.1 11,18L11,6C11,4.9 10.1,4 9,4L4,4C2.9,4 2,4.9 2,6ZM15,6L20,6L20,18L15,18L15,6ZM13,6L13,18C13,19.1 13.9,20 15,20L20,20C21.1,20 22,19.1 22,18L22,6C22,4.9 21.1,4 20,4L15,4C13.9,4 13,4.9 13,6Z"
       android:fillColor="#000000"/>
 </vector>
diff --git a/res/layout/system_shortcut_icons_container.xml b/res/layout/system_shortcut_icons_container.xml
index ee104d9..dc4fdb3 100644
--- a/res/layout/system_shortcut_icons_container.xml
+++ b/res/layout/system_shortcut_icons_container.xml
@@ -22,11 +22,4 @@
     android:orientation="horizontal"
     android:gravity="end|center_vertical"
     android:background="@drawable/single_item_primary"
-    android:elevation="@dimen/deep_shortcuts_elevation"
-    android:clipToPadding="true">
-
-    <Space android:layout_width="0dp"
-        android:layout_height="match_parent"
-        android:layout_weight="1"
-        android:id="@+id/separator"/>
-</LinearLayout>
+    android:elevation="@dimen/deep_shortcuts_elevation"/>
diff --git a/res/layout/system_shortcut_icons_container_material_u.xml b/res/layout/system_shortcut_icons_container_material_u.xml
index afd11e6..70950ba 100644
--- a/res/layout/system_shortcut_icons_container_material_u.xml
+++ b/res/layout/system_shortcut_icons_container_material_u.xml
@@ -23,10 +23,4 @@
     android:orientation="horizontal"
     android:gravity="end|center_vertical"
     android:background="@drawable/popup_background_material_u"
-    android:elevation="@dimen/deep_shortcuts_elevation">
-
-    <Space android:layout_width="0dp"
-        android:layout_height="match_parent"
-        android:layout_weight="1"
-        android:id="@+id/separator"/>
-</LinearLayout>
+    android:elevation="@dimen/deep_shortcuts_elevation"/>
diff --git a/res/layout/system_shortcut_rows_container_material_u.xml b/res/layout/system_shortcut_rows_container.xml
similarity index 100%
rename from res/layout/system_shortcut_rows_container_material_u.xml
rename to res/layout/system_shortcut_rows_container.xml
diff --git a/res/layout/system_shortcut_spacer.xml b/res/layout/system_shortcut_spacer.xml
new file mode 100644
index 0000000..60ea9ec
--- /dev/null
+++ b/res/layout/system_shortcut_spacer.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<Space
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="0dp"
+    android:layout_height="match_parent"
+    android:layout_weight="1"
+    android:id="@+id/shortcut_spacer"/>
\ No newline at end of file
diff --git a/src/com/android/launcher3/PagedView.java b/src/com/android/launcher3/PagedView.java
index c7431ed..e3bce87 100644
--- a/src/com/android/launcher3/PagedView.java
+++ b/src/com/android/launcher3/PagedView.java
@@ -1370,8 +1370,14 @@
                 int velocity = (int) mOrientationHandler.getPrimaryVelocity(velocityTracker,
                         mActivePointerId);
                 float delta = primaryDirection - mDownMotionPrimary;
-                int pageOrientedSize = (int) (mOrientationHandler.getMeasuredSize(
-                        getPageAt(mCurrentPage))
+
+                View current = getPageAt(mCurrentPage);
+                if (current == null) {
+                    Log.e(TAG, "current page was null. this should not happen.");
+                    return true;
+                }
+
+                int pageOrientedSize = (int) (mOrientationHandler.getMeasuredSize(current)
                         * mOrientationHandler.getPrimaryScale(this));
                 boolean isSignificantMove = isSignificantMove(Math.abs(delta), pageOrientedSize);
 
diff --git a/src/com/android/launcher3/graphics/SysUiScrim.java b/src/com/android/launcher3/graphics/SysUiScrim.java
index e983a30..be995bc 100644
--- a/src/com/android/launcher3/graphics/SysUiScrim.java
+++ b/src/com/android/launcher3/graphics/SysUiScrim.java
@@ -126,8 +126,14 @@
         mMaskHeight = ResourceUtils.pxFromDp(ALPHA_MASK_BITMAP_DP,
                 view.getResources().getDisplayMetrics());
         mTopScrim = Themes.getAttrDrawable(view.getContext(), R.attr.workspaceStatusBarScrim);
-        mBottomMask = mTopScrim == null ? null : createDitheredAlphaMask();
-        mHideSysUiScrim = mTopScrim == null;
+        if (mTopScrim != null) {
+            mTopScrim.setDither(true);
+            mBottomMask = createDitheredAlphaMask();
+            mHideSysUiScrim = false;
+        } else {
+            mBottomMask = null;
+            mHideSysUiScrim = true;
+        }
 
         mDrawWallpaperScrim = FeatureFlags.ENABLE_WALLPAPER_SCRIM.get()
                 && !Themes.getAttrBoolean(view.getContext(), R.attr.isMainColorDark)
diff --git a/src/com/android/launcher3/popup/ArrowPopup.java b/src/com/android/launcher3/popup/ArrowPopup.java
index a0f21dc..be3a09b 100644
--- a/src/com/android/launcher3/popup/ArrowPopup.java
+++ b/src/com/android/launcher3/popup/ArrowPopup.java
@@ -60,9 +60,7 @@
 import com.android.launcher3.views.ActivityContext;
 import com.android.launcher3.views.BaseDragLayer;
 
-import java.util.ArrayList;
 import java.util.Arrays;
-import java.util.Collections;
 
 /**
  * A container for shortcuts to deep links and notifications associated with an app.
@@ -337,23 +335,6 @@
     }
 
     /**
-     * Shows the popup at the desired location, optionally reversing the children.
-     * @param viewsToFlip number of views from the top to to flip in case of reverse order
-     */
-    protected void reorderAndShow(int viewsToFlip) {
-        setupForDisplay();
-        boolean reverseOrder = !ENABLE_MATERIAL_U_POPUP.get() && mIsAboveIcon;
-        if (reverseOrder) {
-            reverseOrder(viewsToFlip);
-        }
-        assignMarginsAndBackgrounds(this);
-        if (shouldAddArrow()) {
-            addArrow();
-        }
-        animateOpen();
-    }
-
-    /**
      * Shows the popup at the desired location.
      */
     public void show() {
@@ -372,22 +353,6 @@
         orientAboutObject();
     }
 
-    private void reverseOrder(int viewsToFlip) {
-        int count = getChildCount();
-        ArrayList<View> allViews = new ArrayList<>(count);
-        for (int i = 0; i < count; i++) {
-            if (i == viewsToFlip) {
-                Collections.reverse(allViews);
-            }
-            allViews.add(getChildAt(i));
-        }
-        Collections.reverse(allViews);
-        removeAllViews();
-        for (int i = 0; i < count; i++) {
-            addView(allViews.get(i));
-        }
-    }
-
     private int getArrowLeft() {
         if (mIsLeftAligned) {
             return mArrowOffsetHorizontal;
diff --git a/src/com/android/launcher3/popup/PopupContainerWithArrow.java b/src/com/android/launcher3/popup/PopupContainerWithArrow.java
index 8fef5c6..c20ac17 100644
--- a/src/com/android/launcher3/popup/PopupContainerWithArrow.java
+++ b/src/com/android/launcher3/popup/PopupContainerWithArrow.java
@@ -227,17 +227,18 @@
         if (ENABLE_MATERIAL_U_POPUP.get()) {
             container = (PopupContainerWithArrow) launcher.getLayoutInflater().inflate(
                     R.layout.popup_container_material_u, launcher.getDragLayer(), false);
+            container.configureForLauncher(launcher);
             container.populateAndShowRowsMaterialU(icon, deepShortcutCount, systemShortcuts);
         } else {
             container = (PopupContainerWithArrow) launcher.getLayoutInflater().inflate(
                     R.layout.popup_container, launcher.getDragLayer(), false);
+            container.configureForLauncher(launcher);
             container.populateAndShow(
                     icon,
                     deepShortcutCount,
                     popupDataProvider.getNotificationKeysForItem(item),
                     systemShortcuts);
         }
-        container.configureForLauncher(launcher);
         launcher.refreshAndBindWidgetsForPackageUser(PackageUserKey.fromItemInfo(item));
         container.requestFocus();
         return container;
@@ -257,14 +258,19 @@
         }
         // If there is only 1 shortcut, add it to its own container so it can show text and icon
         if (shortcuts.size() == 1) {
-            initializeSystemShortcut(R.layout.system_shortcut, this, shortcuts.get(0));
+            mSystemShortcutContainer = inflateAndAdd(R.layout.system_shortcut_rows_container,
+                    this, 0);
+            initializeSystemShortcut(R.layout.system_shortcut, mSystemShortcutContainer,
+                    shortcuts.get(0), false);
             return;
         }
-        mSystemShortcutContainer = inflateAndAdd(R.layout.system_shortcut_icons_container, this);
-        for (SystemShortcut shortcut : shortcuts) {
+        mSystemShortcutContainer = inflateAndAdd(R.layout.system_shortcut_icons_container, this, 0);
+        for (int i = 0; i < shortcuts.size(); i++) {
             initializeSystemShortcut(
-                    R.layout.system_shortcut_icon_only, mSystemShortcutContainer,
-                    shortcut);
+                    R.layout.system_shortcut_icon_only,
+                    mSystemShortcutContainer,
+                    shortcuts.get(i),
+                    i < shortcuts.size() - 1);
         }
     }
 
@@ -289,7 +295,6 @@
             }
             updateNotificationHeader();
         }
-        int viewsToFlip = getChildCount();
         mSystemShortcutContainer = this;
         if (mDeepShortcutContainer == null) {
             mDeepShortcutContainer = findViewById(R.id.deep_shortcuts_container);
@@ -314,8 +319,7 @@
             Optional<SystemShortcut.Widgets> widgetShortcutOpt = getWidgetShortcut(shortcuts);
             if (widgetShortcutOpt.isPresent()) {
                 if (mWidgetContainer == null) {
-                    mWidgetContainer = inflateAndAdd(R.layout.widget_shortcut_container,
-                            this);
+                    mWidgetContainer = inflateAndAdd(R.layout.widget_shortcut_container, this, 0);
                 }
                 initializeWidgetShortcut(mWidgetContainer, widgetShortcutOpt.get());
             }
@@ -324,14 +328,17 @@
         } else {
             mDeepShortcutContainer.setVisibility(View.GONE);
             if (!shortcuts.isEmpty()) {
-                for (SystemShortcut shortcut : shortcuts) {
-                    initializeSystemShortcut(R.layout.system_shortcut, this, shortcut);
+                for (int i = 0; i < shortcuts.size(); i++) {
+                    initializeSystemShortcut(
+                            R.layout.system_shortcut,
+                            this,
+                            shortcuts.get(i),
+                            i < shortcuts.size() - 1);
                 }
             }
         }
-
-        reorderAndShow(viewsToFlip);
-        showPopupContainer((ItemInfo) originalIcon.getTag(), notificationKeys);
+        show();
+        loadAppShortcuts((ItemInfo) originalIcon.getTag(), notificationKeys);
     }
 
     /**
@@ -351,19 +358,17 @@
             addAllShortcutsMaterialU(deepShortcutCount, systemShortcuts);
         } else if (!systemShortcuts.isEmpty()) {
             addSystemShortcutsMaterialU(systemShortcuts,
-                    R.layout.system_shortcut_rows_container_material_u,
+                    R.layout.system_shortcut_rows_container,
                     R.layout.system_shortcut);
         }
-
-        // no reversing needed for U design
-        reorderAndShow(0);
-        showPopupContainer((ItemInfo) originalIcon.getTag(), /* notificationKeys= */ emptyList());
+        show();
+        loadAppShortcuts((ItemInfo) originalIcon.getTag(), /* notificationKeys= */ emptyList());
     }
 
     /**
      * Animates and loads shortcuts on background thread for this popup container
      */
-    private void showPopupContainer(ItemInfo originalItemInfo,
+    private void loadAppShortcuts(ItemInfo originalItemInfo,
             List<NotificationKeyData> notificationKeys) {
 
         if (ATLEAST_P) {
@@ -390,7 +395,7 @@
         if (deepShortcutCount + systemShortcuts.size() <= SHORTCUT_COLLAPSE_THRESHOLD) {
             // add all system shortcuts including widgets shortcut to same container
             addSystemShortcutsMaterialU(systemShortcuts,
-                    R.layout.system_shortcut_rows_container_material_u,
+                    R.layout.system_shortcut_rows_container,
                     R.layout.system_shortcut);
             addDeepShortcutsMaterialU(deepShortcutCount);
             return;
@@ -458,8 +463,12 @@
             return;
         }
         mSystemShortcutContainer = inflateAndAdd(systemShortcutContainerLayout, this);
-        for (SystemShortcut shortcut : systemShortcuts) {
-            initializeSystemShortcut(systemShortcutLayout, mSystemShortcutContainer, shortcut);
+        for (int i = 0; i < systemShortcuts.size(); i++) {
+            initializeSystemShortcut(
+                    systemShortcutLayout,
+                    mSystemShortcutContainer,
+                    systemShortcuts.get(i),
+                    i < systemShortcuts.size() - 1);
         }
     }
 
@@ -533,20 +542,31 @@
     }
 
     protected void initializeWidgetShortcut(ViewGroup container, SystemShortcut info) {
-        View view = initializeSystemShortcut(R.layout.system_shortcut, container, info);
+        View view = initializeSystemShortcut(R.layout.system_shortcut, container, info, false);
         view.getLayoutParams().width = mContainerWidth;
     }
 
-    protected View initializeSystemShortcut(int resId, ViewGroup container, SystemShortcut info) {
-        View view = inflateAndAdd(
-                resId, container, getInsertIndexForSystemShortcut(container, info));
+    /**
+     * Initializes and adds View for given SystemShortcut to a container.
+     * @param resId Resource id to use for SystemShortcut View.
+     * @param container ViewGroup to add the shortcut View to as a parent
+     * @param info The SystemShortcut instance to create a View for.
+     * @param shouldAddSpacer If True, will add a spacer after the shortcut, when showing the
+     *                        SystemShortcut as an icon only. Used to space the shortcut icons
+     *                        evenly.
+     * @return The view inflated for the SystemShortcut
+     */
+    protected View initializeSystemShortcut(int resId, ViewGroup container, SystemShortcut info,
+            boolean shouldAddSpacer) {
+        View view = inflateAndAdd(resId, container);
         if (view instanceof DeepShortcutView) {
-            // Expanded system shortcut, with both icon and text shown on white background.
+            // System shortcut takes entire row with icon and text
             final DeepShortcutView shortcutView = (DeepShortcutView) view;
             info.setIconAndLabelFor(shortcutView.getIconView(), shortcutView.getBubbleText());
         } else if (view instanceof ImageView) {
-            // Only the system shortcut icon shows on a gray background header.
+            // System shortcut is just an icon
             info.setIconAndContentDescriptionFor((ImageView) view);
+            if (shouldAddSpacer) inflateAndAdd(R.layout.system_shortcut_spacer, container);
             view.setTooltipText(view.getContentDescription());
         }
         view.setTag(info);
@@ -555,17 +575,6 @@
     }
 
     /**
-     * Returns an index for inserting a shortcut into a container.
-     */
-    private int getInsertIndexForSystemShortcut(ViewGroup container, SystemShortcut shortcut) {
-        final View separator = container.findViewById(R.id.separator);
-
-        return separator != null && shortcut.isLeftGroup() ?
-                container.indexOfChild(separator) :
-                container.getChildCount();
-    }
-
-    /**
      * Determines when the deferred drag should be started.
      *
      * Current behavior:
diff --git a/tests/src/com/android/launcher3/ui/widget/RequestPinItemTest.java b/tests/src/com/android/launcher3/ui/widget/RequestPinItemTest.java
index 9669010..bf9eb5a 100644
--- a/tests/src/com/android/launcher3/ui/widget/RequestPinItemTest.java
+++ b/tests/src/com/android/launcher3/ui/widget/RequestPinItemTest.java
@@ -42,6 +42,7 @@
 import com.android.launcher3.testcomponent.AppWidgetWithConfig;
 import com.android.launcher3.testcomponent.RequestPinItemActivity;
 import com.android.launcher3.ui.AbstractLauncherUiTest;
+import com.android.launcher3.ui.TaplTestsLauncher3;
 import com.android.launcher3.util.LauncherBindableItemsContainer.ItemOperator;
 import com.android.launcher3.util.Wait;
 import com.android.launcher3.util.Wait.Condition;
@@ -75,6 +76,7 @@
         super.setUp();
         mCallbackAction = UUID.randomUUID().toString();
         mShortcutId = UUID.randomUUID().toString();
+        TaplTestsLauncher3.initialize(this);
     }
 
     @Test