diff --git a/prebuilt/LeanbackCustomizer/AndroidManifest.xml b/prebuilt/LeanbackCustomizer/AndroidManifest.xml
index 2fe61e5..b767262 100644
--- a/prebuilt/LeanbackCustomizer/AndroidManifest.xml
+++ b/prebuilt/LeanbackCustomizer/AndroidManifest.xml
@@ -3,7 +3,7 @@
     package="com.vasott.leanbacklauncher.partnercustomizer"
     android:persistent="true"
     android:versionCode="4"
-    android:versionName="1.0.3"
+    android:versionName="1.0.4"
     android:sharedUserId="android.uid.system"
     xmlns:tools="http://schemas.android.com/tools">
 
diff --git a/prebuilt/LeanbackCustomizer/src/com/vasott/leanbacklauncher/partnercustomizer/CompleteSetupActivity.java b/prebuilt/LeanbackCustomizer/src/com/vasott/leanbacklauncher/partnercustomizer/CompleteSetupActivity.java
index 3760bed..6ee5df0 100644
--- a/prebuilt/LeanbackCustomizer/src/com/vasott/leanbacklauncher/partnercustomizer/CompleteSetupActivity.java
+++ b/prebuilt/LeanbackCustomizer/src/com/vasott/leanbacklauncher/partnercustomizer/CompleteSetupActivity.java
@@ -4,16 +4,41 @@ import android.app.Activity;
 import android.app.AlarmManager;
 import android.content.Context;
 import android.os.Bundle;
+import android.provider.Settings;
 import android.util.Log;
 
-
 public class CompleteSetupActivity extends Activity {
+    private final static String TAG = "CompleteSetupActivity";
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         AlarmManager am = (AlarmManager)getSystemService(Context.ALARM_SERVICE);
         am.setTimeZone("Asia/Seoul");
+        turnOffTalkback(this);
         setResult(RESULT_OK);
         finish();
     }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        Log.d(TAG,"onDestroy!");
+    }
+
+    private static void turnOffTalkback(Context context) {
+        if (context.getContentResolver() == null) {
+            Log.v(TAG, "Ignore check talkback, getContentResolver() is null.");
+            return;
+        }
+
+        final boolean accessibilityEnabled = Settings.Secure.getInt(context.getContentResolver(), Settings.Secure.ACCESSIBILITY_ENABLED, 0) == 1;
+        Log.v(TAG, "Check talkback is enable " + accessibilityEnabled);
+        if (accessibilityEnabled) {
+            Log.v(TAG, "Disable talkback !");
+            Settings.Secure.putInt(context.getContentResolver(), Settings.Secure.ACCESSIBILITY_ENABLED, 0);
+            Settings.Secure.putString(context.getContentResolver(), Settings.Secure.ENABLED_ACCESSIBILITY_SERVICES, "");
+        }
+    }
+
 }