diff --git a/common/src/main/java/com/xypower/common/JSONUtils.java b/common/src/main/java/com/xypower/common/JSONUtils.java
index c9227e29..982467b2 100644
--- a/common/src/main/java/com/xypower/common/JSONUtils.java
+++ b/common/src/main/java/com/xypower/common/JSONUtils.java
@@ -107,6 +107,25 @@ public class JSONUtils {
         return false;
     }
 
+    public static JSONObject getConfigFile(String path, String fileName) {
+        JSONObject jsonObject = null;
+        File configFile = new File(Environment.getExternalStorageDirectory(), path);
+        if (!configFile.exists()) {
+            configFile.mkdirs();
+        }
+
+        configFile = new File(configFile, fileName);
+        if (!configFile.exists()) {
+            return jsonObject;
+        }
+
+        jsonObject = JSONUtils.loadJson(configFile.getAbsolutePath());
+        if (jsonObject == null) {
+            jsonObject = new JSONObject();
+        }
+        return jsonObject;
+    }
+
     public static boolean updateConfigFile(String path, String fileName, String name, int fieldType, Object val) {
 
         if (name == null) {
diff --git a/common/src/main/java/com/xypower/common/MicroPhotoContext.java b/common/src/main/java/com/xypower/common/MicroPhotoContext.java
index d7596dce..eb9c910e 100644
--- a/common/src/main/java/com/xypower/common/MicroPhotoContext.java
+++ b/common/src/main/java/com/xypower/common/MicroPhotoContext.java
@@ -83,7 +83,7 @@ public class MicroPhotoContext {
     public static String getPrimaryStoragePath(Context context) {
         try {
             StorageManager sm = (StorageManager) context.getSystemService(Context.STORAGE_SERVICE);
-            Method getVolumePathsMethod = StorageManager.class.getMethod("getVolumePaths", (Class<?>[])null);
+            Method getVolumePathsMethod = StorageManager.class.getMethod("getVolumePaths", (Class<?>[]) null);
             Object[] args = null;
             String[] paths = (String[]) getVolumePathsMethod.invoke(sm, args);
             // first element in paths[] is primary storage path
@@ -99,7 +99,7 @@ public class MicroPhotoContext {
     public static String getSecondaryStoragePath(Context context) {
         try {
             StorageManager sm = (StorageManager) context.getSystemService(Context.STORAGE_SERVICE);
-            Method getVolumePathsMethod = StorageManager.class.getMethod("getVolumePaths", (Class<?>[])null);
+            Method getVolumePathsMethod = StorageManager.class.getMethod("getVolumePaths", (Class<?>[]) null);
             Object[] args = null;
             String[] paths = (String[]) getVolumePathsMethod.invoke(sm, args);
             // second element in paths[] is secondary storage path
@@ -114,7 +114,7 @@ public class MicroPhotoContext {
     public String getStorageState(Context context, String path) {
         try {
             StorageManager sm = (StorageManager) context.getSystemService(Context.STORAGE_SERVICE);
-            Method getVolumeStateMethod = StorageManager.class.getMethod("getVolumeState", new Class[] {String.class});
+            Method getVolumeStateMethod = StorageManager.class.getMethod("getVolumeState", new Class[]{String.class});
             String state = (String) getVolumeStateMethod.invoke(sm, path);
             return state;
         } catch (Exception e) {
@@ -398,9 +398,9 @@ public class MicroPhotoContext {
             intent.putExtra("reason", reason);
         }
         intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
-        PendingIntent restartIntent = PendingIntent.getActivity(context, 0, intent, 0);
-        AlarmManager mgr = (AlarmManager)context.getSystemService(Context.ALARM_SERVICE);
-        mgr.set(AlarmManager.RTC_WAKEUP, System.currentTimeMillis() + delayedTimeMs, restartIntent);
+        PendingIntent restartIntent = PendingIntent.getActivity(context, 100, intent, PendingIntent.FLAG_UPDATE_CURRENT);
+        AlarmManager mgr = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
+        mgr.set(AlarmManager.RTC_WAKEUP, System.currentTimeMillis() + ((delayedTimeMs > 0) ? delayedTimeMs : 10), restartIntent);
     }
 
     public static void restartApp(Context context, String packageName, String reason) {