diff --git a/app/build.gradle b/app/build.gradle
index 14794e120..227e77478 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -21,12 +21,12 @@ android {
         leanback {
             dimension "mode"
             versionCode 207
-            versionName "20231104#6"
+            versionName "20231106"
         }
         mobile {
             dimension "mode"
             versionCode 207
-            versionName "20231104#6"
+            versionName "20231106"
         }
         java {
             dimension "api"
diff --git a/app/src/main/java/com/fongmi/android/tv/db/AppDatabase.java b/app/src/main/java/com/fongmi/android/tv/db/AppDatabase.java
index e630f00bd..e5e1ffbb1 100644
--- a/app/src/main/java/com/fongmi/android/tv/db/AppDatabase.java
+++ b/app/src/main/java/com/fongmi/android/tv/db/AppDatabase.java
@@ -50,6 +50,10 @@ public abstract class AppDatabase extends RoomDatabase {
         return file.exists() ? Util.format(new SimpleDateFormat("yyyyMMdd", Locale.getDefault()), file.lastModified()) : "";
     }
 
+    public static File getBackupKey() {
+        return new File(Path.tv(), "." + Util.getDeviceId());
+    }
+
     public static void backup(com.fongmi.android.tv.impl.Callback callback) {
         App.execute(() -> {
             File db = App.get().getDatabasePath(NAME).getAbsoluteFile();
@@ -59,6 +63,7 @@ public abstract class AppDatabase extends RoomDatabase {
             if (wal.exists()) Path.copy(wal, new File(Path.tv(), wal.getName()));
             if (shm.exists()) Path.copy(shm, new File(Path.tv(), shm.getName()));
             Prefers.backup(new File(Path.tv(), NAME + "-pref"));
+            Path.newFile(getBackupKey());
             App.post(callback::success);
         });
     }
@@ -74,6 +79,7 @@ public abstract class AppDatabase extends RoomDatabase {
             if (shm.exists()) Path.move(shm, App.get().getDatabasePath(shm.getName()).getAbsoluteFile());
             if (pref.exists()) Prefers.restore(pref);
             App.post(callback::success);
+            Path.clear(getBackupKey());
         });
     }
 
diff --git a/app/src/mobile/java/com/fongmi/android/tv/ui/activity/MainActivity.java b/app/src/mobile/java/com/fongmi/android/tv/ui/activity/MainActivity.java
index 0757013da..657ab2be9 100644
--- a/app/src/mobile/java/com/fongmi/android/tv/ui/activity/MainActivity.java
+++ b/app/src/mobile/java/com/fongmi/android/tv/ui/activity/MainActivity.java
@@ -112,7 +112,7 @@ public class MainActivity extends BaseActivity implements NavigationBarView.OnIt
 
             @Override
             public void error(String msg) {
-                if (TextUtils.isEmpty(msg) && AppDatabase.getDate().length() > 0) onRestore();
+                if (TextUtils.isEmpty(msg) && AppDatabase.getBackupKey().exists()) onRestore();
                 else RefreshEvent.empty();
                 RefreshEvent.config();
                 Notify.show(msg);
diff --git a/catvod/src/main/java/com/github/catvod/utils/Path.java b/catvod/src/main/java/com/github/catvod/utils/Path.java
index 5fbbdb422..ad9e6862f 100644
--- a/catvod/src/main/java/com/github/catvod/utils/Path.java
+++ b/catvod/src/main/java/com/github/catvod/utils/Path.java
@@ -201,6 +201,13 @@ public class Path {
         }
     }
 
+    public static void newFile(File file) {
+        try {
+            file.createNewFile();
+        } catch (Exception ignored) {
+        }
+    }
+
     public static List<File> list(File dir) {
         File[] files = dir.listFiles();
         return files == null ? Collections.emptyList() : Arrays.asList(files);