diff --git a/src/com/android/launcher3/InvariantDeviceProfile.java b/src/com/android/launcher3/InvariantDeviceProfile.java
index a381787..dfe4bb0 100644
--- a/src/com/android/launcher3/InvariantDeviceProfile.java
+++ b/src/com/android/launcher3/InvariantDeviceProfile.java
@@ -250,11 +250,12 @@
      * Reinitialize the current grid after a restore, where some grids might now be disabled.
      */
     public void reinitializeAfterRestore(Context context) {
+        String currentGridName = getCurrentGridName(context);
         String currentDbFile = dbFile;
-        String gridName = getCurrentGridName(context);
-        String newGridName = initGrid(context, gridName);
-        if (!newGridName.equals(gridName)) {
-            Log.d(TAG, "Restored grid is disabled : " + gridName
+        String newGridName = initGrid(context, currentGridName);
+        String newDbFile = dbFile;
+        if (!newDbFile.equals(currentDbFile)) {
+            Log.d(TAG, "Restored grid is disabled : " + currentGridName
                     + ", migrating to: " + newGridName
                     + ", removing all other grid db files");
             for (String gridDbFile : LauncherFiles.GRID_DB_FILES) {
@@ -265,7 +266,7 @@
                     Log.d(TAG, "Removed old grid db file: " + gridDbFile);
                 }
             }
-            setCurrentGrid(context, gridName);
+            setCurrentGrid(context, newGridName);
         }
     }
 
diff --git a/src/com/android/launcher3/LauncherBackupAgent.java b/src/com/android/launcher3/LauncherBackupAgent.java
index dc533f0..3d2700d 100644
--- a/src/com/android/launcher3/LauncherBackupAgent.java
+++ b/src/com/android/launcher3/LauncherBackupAgent.java
@@ -8,8 +8,13 @@
 import com.android.launcher3.logging.FileLog;
 import com.android.launcher3.provider.RestoreDbTask;
 
+import java.io.File;
+import java.io.IOException;
+
 public class LauncherBackupAgent extends BackupAgent {
 
+    private static final String TAG = "LauncherBackupAgent";
+
     @Override
     public void onCreate() {
         super.onCreate();
@@ -24,6 +29,17 @@
     }
 
     @Override
+    public void onRestoreFile(ParcelFileDescriptor data, long size, File destination, int type,
+            long mode, long mtime) throws IOException {
+        // Remove old files which might contain obsolete attributes like idp_grid_name in shared
+        // preference that will obstruct backup's attribute from writing to shared preferences.
+        if (destination.delete()) {
+            FileLog.d("LauncherBackupAgent", "Removed obsolete file: " + destination);
+        }
+        super.onRestoreFile(data, size, destination, type, mode, mtime);
+    }
+
+    @Override
     public void onBackup(
             ParcelFileDescriptor oldState, BackupDataOutput data, ParcelFileDescriptor newState) {
         // Doesn't do incremental backup/restore
diff --git a/src/com/android/launcher3/provider/RestoreDbTask.java b/src/com/android/launcher3/provider/RestoreDbTask.java
index d994dbe..48b3acf 100644
--- a/src/com/android/launcher3/provider/RestoreDbTask.java
+++ b/src/com/android/launcher3/provider/RestoreDbTask.java
@@ -79,11 +79,15 @@
             helper.createEmptyDB(helper.getWritableDatabase());
         }
 
+        // Obtain InvariantDeviceProfile first before setting pending to false, so
+        // InvariantDeviceProfile won't switch to new grid when initializing.
+        InvariantDeviceProfile idp = InvariantDeviceProfile.INSTANCE.get(context);
+
         // Set is pending to false irrespective of the result, so that it doesn't get
         // executed again.
         Utilities.getPrefs(context).edit().remove(RESTORED_DEVICE_TYPE).commit();
 
-        InvariantDeviceProfile.INSTANCE.get(context).reinitializeAfterRestore(context);
+        idp.reinitializeAfterRestore(context);
     }
 
     private static boolean performRestore(Context context, DatabaseHelper helper) {
diff --git a/tests/tapl/com/android/launcher3/tapl/Background.java b/tests/tapl/com/android/launcher3/tapl/Background.java
index d84d723..4333b27 100644
--- a/tests/tapl/com/android/launcher3/tapl/Background.java
+++ b/tests/tapl/com/android/launcher3/tapl/Background.java
@@ -80,7 +80,8 @@
     protected void goToOverviewUnchecked() {
         switch (mLauncher.getNavigationModel()) {
             case ZERO_BUTTON: {
-                sendDownPointerToEnterOverviewToLauncher();
+                final long downTime = SystemClock.uptimeMillis();
+                sendDownPointerToEnterOverviewToLauncher(downTime);
                 String swipeAndHoldToEnterOverviewActionName =
                         "swiping and holding to enter overview";
                 // If swiping from an app (e.g. Overview is in Background), we pause and hold on
@@ -89,16 +90,17 @@
                 // Workspace state where the below condition is true), there is no need to pause,
                 // and we will not test for an intermediate carousel as one will not exist.
                 if (zeroButtonToOverviewGestureStateTransitionWhileHolding()) {
-                    mLauncher.runToState(this::sendSwipeUpAndHoldToEnterOverviewGestureToLauncher,
+                    mLauncher.runToState(
+                            () -> sendSwipeUpAndHoldToEnterOverviewGestureToLauncher(downTime),
                             OVERVIEW_STATE_ORDINAL, swipeAndHoldToEnterOverviewActionName);
-                    sendUpPointerToEnterOverviewToLauncher();
+                    sendUpPointerToEnterOverviewToLauncher(downTime);
                 } else {
                     // If swiping up from an app to overview, pause on intermediate carousel
                     // until snapshots are visible. No intermediate carousel when swiping from
                     // Home. The task swiped up is not a snapshot but the TaskViewSimulator. If
                     // only a single task exists, no snapshots will be available during swipe up.
                     mLauncher.executeAndWaitForLauncherEvent(
-                            this::sendSwipeUpAndHoldToEnterOverviewGestureToLauncher,
+                            () -> sendSwipeUpAndHoldToEnterOverviewGestureToLauncher(downTime),
                             event -> TestProtocol.PAUSE_DETECTED_MESSAGE.equals(
                                     event.getClassName().toString()),
                             () -> "Pause wasn't detected",
@@ -127,7 +129,7 @@
                         }
                         String upPointerToEnterOverviewActionName =
                                 "sending UP pointer to enter overview";
-                        mLauncher.runToState(this::sendUpPointerToEnterOverviewToLauncher,
+                        mLauncher.runToState(() -> sendUpPointerToEnterOverviewToLauncher(downTime),
                                 OVERVIEW_STATE_ORDINAL, upPointerToEnterOverviewActionName);
                     }
                 }
@@ -153,21 +155,24 @@
     private void expectSwitchToOverviewEvents() {
     }
 
-    private void sendDownPointerToEnterOverviewToLauncher() {
+    private void sendDownPointerToEnterOverviewToLauncher(long downTime) {
         final int centerX = mLauncher.getDevice().getDisplayWidth() / 2;
         final int startY = getSwipeStartY();
         final Point start = new Point(centerX, startY);
-        final long downTime = SystemClock.uptimeMillis();
         final LauncherInstrumentation.GestureScope gestureScope =
                 zeroButtonToOverviewGestureStartsInLauncher()
                         ? LauncherInstrumentation.GestureScope.INSIDE_TO_OUTSIDE
                         : LauncherInstrumentation.GestureScope.OUTSIDE_WITH_PILFER;
 
-        mLauncher.sendPointer(
-                downTime, downTime, MotionEvent.ACTION_DOWN, start, gestureScope);
+        mLauncher.sendPointer(downTime, downTime, MotionEvent.ACTION_DOWN, start, gestureScope);
+
+        if (!mLauncher.isLauncher3()) {
+            mLauncher.expectEvent(TestProtocol.SEQUENCE_PILFER,
+                    LauncherInstrumentation.EVENT_PILFER_POINTERS);
+        }
     }
 
-    private void sendSwipeUpAndHoldToEnterOverviewGestureToLauncher() {
+    private void sendSwipeUpAndHoldToEnterOverviewGestureToLauncher(long downTime) {
         final int centerX = mLauncher.getDevice().getDisplayWidth() / 2;
         final int startY = getSwipeStartY();
         final int swipeHeight = mLauncher.getTestInfo(getSwipeHeightRequestName()).getInt(
@@ -175,7 +180,6 @@
         final Point start = new Point(centerX, startY);
         final Point end =
                 new Point(centerX, startY - swipeHeight - mLauncher.getTouchSlop());
-        final long downTime = SystemClock.uptimeMillis();
         final LauncherInstrumentation.GestureScope gestureScope =
                 zeroButtonToOverviewGestureStartsInLauncher()
                         ? LauncherInstrumentation.GestureScope.INSIDE_TO_OUTSIDE
@@ -190,18 +194,18 @@
                 gestureScope);
     }
 
-    private void sendUpPointerToEnterOverviewToLauncher() {
+    private void sendUpPointerToEnterOverviewToLauncher(long downTime) {
         final int centerX = mLauncher.getDevice().getDisplayWidth() / 2;
         final int startY = getSwipeStartY();
         final int swipeHeight = mLauncher.getTestInfo(getSwipeHeightRequestName()).getInt(
                 TestProtocol.TEST_INFO_RESPONSE_FIELD);
         final Point end =
                 new Point(centerX, startY - swipeHeight - mLauncher.getTouchSlop());
-        final long downTime = SystemClock.uptimeMillis();
+
         final LauncherInstrumentation.GestureScope gestureScope =
                 zeroButtonToOverviewGestureStartsInLauncher()
-                        ? LauncherInstrumentation.GestureScope.INSIDE_TO_OUTSIDE
-                        : LauncherInstrumentation.GestureScope.OUTSIDE_WITH_PILFER;
+                        ? LauncherInstrumentation.GestureScope.INSIDE_TO_OUTSIDE_WITHOUT_PILFER
+                        : LauncherInstrumentation.GestureScope.OUTSIDE_WITHOUT_PILFER;
 
         mLauncher.sendPointer(downTime, SystemClock.uptimeMillis(),
                 MotionEvent.ACTION_UP, end, gestureScope);
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index c22b4da..12be54e 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -105,7 +105,7 @@
     static final Pattern EVENT_TOUCH_DOWN = getTouchEventPattern("ACTION_DOWN");
     static final Pattern EVENT_TOUCH_UP = getTouchEventPattern("ACTION_UP");
     private static final Pattern EVENT_TOUCH_CANCEL = getTouchEventPattern("ACTION_CANCEL");
-    private static final Pattern EVENT_PILFER_POINTERS = Pattern.compile("pilferPointers");
+    static final Pattern EVENT_PILFER_POINTERS = Pattern.compile("pilferPointers");
     static final Pattern EVENT_START = Pattern.compile("start:");
 
     static final Pattern EVENT_TOUCH_DOWN_TIS = getTouchEventPatternTIS("ACTION_DOWN");