diff --git a/quickstep/src/com/android/quickstep/views/GroupedTaskView.java b/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
index 30b55a8..df99d27 100644
--- a/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
+++ b/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
@@ -74,7 +74,7 @@
     }
 
     public void bind(Task primary, Task secondary, RecentsOrientedState orientedState,
-            StagedSplitBounds splitBoundsConfig) {
+            @Nullable StagedSplitBounds splitBoundsConfig) {
         super.bind(primary, orientedState);
         mSecondaryTask = secondary;
         mTaskIdContainer[1] = secondary.key.id;
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index 8577bc9..d1a4a13 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -838,6 +838,7 @@
      * Update the thumbnail of the task.
      * @param refreshNow Refresh immediately if it's true.
      */
+    @Nullable
     public TaskView updateThumbnail(int taskId, ThumbnailData thumbnailData, boolean refreshNow) {
         TaskView taskView = getTaskViewByTaskId(taskId);
         if (taskView != null) {
@@ -1043,6 +1044,7 @@
         return getLastGridTaskView(getTopRowIdArray(), getBottomRowIdArray());
     }
 
+    @Nullable
     private TaskView getLastGridTaskView(IntArray topRowIdArray, IntArray bottomRowIdArray) {
         if (topRowIdArray.isEmpty() && bottomRowIdArray.isEmpty()) {
             return null;
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index 5c16b4c..e64ea90 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -251,8 +251,7 @@
         // Tablet UI does not support emulated landscape.
         isTablet = allowRotation && info.isTablet(windowBounds);
         isPhone = !isTablet;
-        isTwoPanels = isTablet && useTwoPanels
-                && (isLandscape || FeatureFlags.ENABLE_TWO_PANEL_HOME_IN_PORTRAIT.get());
+        isTwoPanels = isTablet && useTwoPanels;
 
         aspectRatio = ((float) Math.max(widthPx, heightPx)) / Math.min(widthPx, heightPx);
         boolean isTallDevice = Float.compare(aspectRatio, TALL_DEVICE_ASPECT_RATIO_THRESHOLD) >= 0;
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index e253505..c4d8166 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -210,10 +210,6 @@
             "ENABLE_TWO_PANEL_HOME", true,
             "Uses two panel on home screen. Only applicable on large screen devices.");
 
-    public static final BooleanFlag ENABLE_TWO_PANEL_HOME_IN_PORTRAIT = getDebugFlag(
-            "ENABLE_TWO_PANEL_HOME_IN_PORTRAIT", true,
-            "Uses two panel on home screen in portrait if ENABLE_TWO_PANEL_HOME is enabled.");
-
     public static final BooleanFlag ENABLE_SCRIM_FOR_APP_LAUNCH = getDebugFlag(
             "ENABLE_SCRIM_FOR_APP_LAUNCH", false,
             "Enables scrim during app launch animation.");