diff --git a/app/build.gradle b/app/build.gradle
index 0c5769ebe..b150df7e9 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -10,8 +10,8 @@ android {
         applicationId "com.fongmi.android.tv"
         minSdk 21
         targetSdk 28
-        versionCode 234
-        versionName "0524"
+        versionCode 235
+        versionName "2.3.5"
         javaCompileOptions {
             annotationProcessorOptions {
                 arguments = ["room.schemaLocation": "$projectDir/schemas".toString()]
diff --git a/app/src/main/java/com/fongmi/android/tv/Setting.java b/app/src/main/java/com/fongmi/android/tv/Setting.java
index f9e4b564c..8652d4c89 100644
--- a/app/src/main/java/com/fongmi/android/tv/Setting.java
+++ b/app/src/main/java/com/fongmi/android/tv/Setting.java
@@ -315,7 +315,7 @@ public class Setting {
     }
 
     public static int getBackupMode() {
-        return Prefers.getInt("backup_mode");
+        return Prefers.getInt("backup_mode", 1);
     }
 
     public static void putBackupMode(int auto) {