diff --git a/quickstep/src/com/android/quickstep/inputconsumers/OneHandedModeInputConsumer.java b/quickstep/src/com/android/quickstep/inputconsumers/OneHandedModeInputConsumer.java
index 22bd334..b10bdde 100644
--- a/quickstep/src/com/android/quickstep/inputconsumers/OneHandedModeInputConsumer.java
+++ b/quickstep/src/com/android/quickstep/inputconsumers/OneHandedModeInputConsumer.java
@@ -54,6 +54,7 @@
     private final PointF mLastPos = new PointF();
 
     private boolean mPassedSlop;
+    private boolean mIsStopGesture;
 
     public OneHandedModeInputConsumer(Context context, RecentsAnimationDeviceState deviceState,
             InputConsumer delegate, InputMonitorCompat inputMonitor) {
@@ -105,7 +106,7 @@
                     float distance = (float) Math.hypot(mLastPos.x - mDownPos.x,
                             mLastPos.y - mDownPos.y);
                     if (distance > mDragDistThreshold && mPassedSlop) {
-                        onStopGestureDetected();
+                        mIsStopGesture = true;
                     }
                 }
                 break;
@@ -113,15 +114,14 @@
             case ACTION_UP: {
                 if (mLastPos.y >= mDownPos.y && mPassedSlop) {
                     onStartGestureDetected();
+                } else if (mIsStopGesture) {
+                    onStopGestureDetected();
                 }
-
-                mPassedSlop = false;
-                mState = STATE_INACTIVE;
+                clearState();
                 break;
             }
             case ACTION_CANCEL:
-                mPassedSlop = false;
-                mState = STATE_INACTIVE;
+                clearState();
                 break;
         }
 
@@ -130,6 +130,12 @@
         }
     }
 
+    private void clearState() {
+        mPassedSlop = false;
+        mState = STATE_INACTIVE;
+        mIsStopGesture = false;
+    }
+
     private void onStartGestureDetected() {
         if (mDeviceState.isOneHandedModeEnabled()) {
             if (!mDeviceState.isOneHandedModeActive()) {
diff --git a/quickstep/src/com/android/quickstep/logging/SettingsChangeLogger.java b/quickstep/src/com/android/quickstep/logging/SettingsChangeLogger.java
index 0bb0bbc..3157865 100644
--- a/quickstep/src/com/android/quickstep/logging/SettingsChangeLogger.java
+++ b/quickstep/src/com/android/quickstep/logging/SettingsChangeLogger.java
@@ -16,7 +16,13 @@
 
 package com.android.quickstep.logging;
 
+import static com.android.launcher3.InvariantDeviceProfile.KEY_MIGRATION_SRC_HOTSEAT_COUNT;
 import static com.android.launcher3.Utilities.getDevicePrefs;
+import static com.android.launcher3.Utilities.getPrefs;
+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;
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_5;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_HOME_SCREEN_SUGGESTIONS_DISABLED;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_HOME_SCREEN_SUGGESTIONS_ENABLED;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_NOTIFICATION_DOT_DISABLED;
@@ -34,7 +40,6 @@
 
 import com.android.launcher3.AutoInstallsLayout;
 import com.android.launcher3.R;
-import com.android.launcher3.Utilities;
 import com.android.launcher3.logging.InstanceIdSequence;
 import com.android.launcher3.logging.StatsLogManager;
 import com.android.launcher3.logging.StatsLogManager.StatsLogger;
@@ -69,7 +74,7 @@
         mLoggablePrefs = loadPrefKeys(context);
         mNavMode = SysUINavigationMode.INSTANCE.get(context).addModeChangeListener(this);
 
-        Utilities.getPrefs(context).registerOnSharedPreferenceChangeListener(this);
+        getPrefs(context).registerOnSharedPreferenceChangeListener(this);
         getDevicePrefs(context).registerOnSharedPreferenceChangeListener(this);
 
         SecureSettingsObserver dotsObserver =
@@ -125,7 +130,8 @@
 
     @Override
     public void onSharedPreferenceChanged(SharedPreferences prefs, String key) {
-        if (LAST_PREDICTION_ENABLED_STATE.equals(key) || mLoggablePrefs.containsKey(key)) {
+        if (LAST_PREDICTION_ENABLED_STATE.equals(key) || KEY_MIGRATION_SRC_HOTSEAT_COUNT.equals(key)
+                || mLoggablePrefs.containsKey(key)) {
             dispatchUserEvent();
         }
     }
@@ -142,7 +148,28 @@
                 ? LAUNCHER_HOME_SCREEN_SUGGESTIONS_ENABLED
                 : LAUNCHER_HOME_SCREEN_SUGGESTIONS_DISABLED);
 
-        SharedPreferences prefs = Utilities.getPrefs(mContext);
+        SharedPreferences prefs = getPrefs(mContext);
+        StatsLogManager.LauncherEvent gridSizeChangedEvent = null;
+        switch (prefs.getInt(KEY_MIGRATION_SRC_HOTSEAT_COUNT, -1)) {
+            case 5:
+                gridSizeChangedEvent = LAUNCHER_GRID_SIZE_5;
+                break;
+            case 4:
+                gridSizeChangedEvent = LAUNCHER_GRID_SIZE_4;
+                break;
+            case 3:
+                gridSizeChangedEvent = LAUNCHER_GRID_SIZE_3;
+                break;
+            case 2:
+                gridSizeChangedEvent = LAUNCHER_GRID_SIZE_2;
+                break;
+            default:
+                // Ignore illegal input.
+                break;
+        }
+        if (gridSizeChangedEvent != null) {
+            logger.log(gridSizeChangedEvent);
+        }
         mLoggablePrefs.forEach((key, lp) -> logger.log(() ->
                 prefs.getBoolean(key, lp.defaultValue) ? lp.eventIdOn : lp.eventIdOff));
     }
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 058eca8..ca4f6ee 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -221,6 +221,8 @@
 
     static final boolean DEBUG_STRICT_MODE = false;
 
+    private static final boolean ENABLE_ACTIVITY_CROSSFADE = false;
+
     private static final int REQUEST_CREATE_SHORTCUT = 1;
     private static final int REQUEST_CREATE_APPWIDGET = 5;
 
@@ -1376,7 +1378,8 @@
         int width = mDragLayer.getWidth();
         int height = mDragLayer.getHeight();
 
-        if (width <= 0 || height <= 0) {
+        // TODO: b/172467144 Remove hardcoded ENABLE_ACTIVITY_CROSSFADE.
+        if (!ENABLE_ACTIVITY_CROSSFADE || width <= 0 || height <= 0) {
             return null;
         }
 
diff --git a/src/com/android/launcher3/logging/StatsLogManager.java b/src/com/android/launcher3/logging/StatsLogManager.java
index 0b445bc..2066cd3 100644
--- a/src/com/android/launcher3/logging/StatsLogManager.java
+++ b/src/com/android/launcher3/logging/StatsLogManager.java
@@ -332,6 +332,18 @@
 
         @UiEvent(doc = "Notification dismissed by swiping right.")
         LAUNCHER_NOTIFICATION_DISMISSED(652),
+
+        @UiEvent(doc = "Current grid size is changed to 5.")
+        LAUNCHER_GRID_SIZE_5(662),
+
+        @UiEvent(doc = "Current grid size is changed to 4.")
+        LAUNCHER_GRID_SIZE_4(663),
+
+        @UiEvent(doc = "Current grid size is changed to 3.")
+        LAUNCHER_GRID_SIZE_3(664),
+
+        @UiEvent(doc = "Current grid size is changed to 2.")
+        LAUNCHER_GRID_SIZE_2(665),
         ;
 
         // ADD MORE