diff --git a/app/src/main/java/com/mjsheng/myappstore/activity/MainActivity.java b/app/src/main/java/com/mjsheng/myappstore/activity/MainActivity.java
index cd0aeb8..23ff873 100644
--- a/app/src/main/java/com/mjsheng/myappstore/activity/MainActivity.java
+++ b/app/src/main/java/com/mjsheng/myappstore/activity/MainActivity.java
@@ -113,6 +113,7 @@ public class MainActivity extends BaseActivity implements MainContact.MainView,
         JGYUtils.startServices(MainActivity.this);
         Logutils.e(TAG, "initView: " + "start request");
         mPresenter.getFirstConnect();
+        NetworkUtils.registerNetworkStatusChangedListener(this);
         getDevicesInfo();
         setStoreUpdateListener(bt_checkupdate);
     }
@@ -464,6 +465,7 @@ public class MainActivity extends BaseActivity implements MainContact.MainView,
         super.onDestroy();
         mPresenter.detachView();
         JGYUtils.startServices(MainActivity.this);
+        NetworkUtils.unregisterNetworkStatusChangedListener(this);
     }
 
     @Override
diff --git a/app/src/main/java/com/mjsheng/myappstore/utils/JGYUtils.java b/app/src/main/java/com/mjsheng/myappstore/utils/JGYUtils.java
index b94f37c..2c1c353 100644
--- a/app/src/main/java/com/mjsheng/myappstore/utils/JGYUtils.java
+++ b/app/src/main/java/com/mjsheng/myappstore/utils/JGYUtils.java
@@ -94,6 +94,7 @@ import static android.app.ActivityManager.RECENT_IGNORE_UNAVAILABLE;
 public class JGYUtils {
     private static final String TAG = JGYUtils.class.getSimpleName();
 
+    @SuppressLint("StaticFieldLeak")
     private static JGYUtils sInstance;
     private Context mContext;
     public static int MTKPlatform = 1;
@@ -1167,6 +1168,10 @@ public class JGYUtils {
 
     //删除用户除了在应用市场的其他应用
     public void deleteOtherApp() {
+        int locked = Settings.System.getInt(mContext.getContentResolver(), "qch_unlock_ipad", 0);
+        if (locked == 1) {
+            return;
+        }
         Logutils.e(TAG, "deleteOtherApp: " + "start");
         //获取后台应用白名单
         String only_jgy_shortcut_list = Settings.System.getString(mContext.getContentResolver(), "only_jgy_shortcut_list");
diff --git a/app/src/main/java/com/mjsheng/myappstore/utils/SysSettingUtils.java b/app/src/main/java/com/mjsheng/myappstore/utils/SysSettingUtils.java
index 397521e..2f2c910 100644
--- a/app/src/main/java/com/mjsheng/myappstore/utils/SysSettingUtils.java
+++ b/app/src/main/java/com/mjsheng/myappstore/utils/SysSettingUtils.java
@@ -547,6 +547,9 @@ public class SysSettingUtils {
                 ApkUtils.hideSystemSettingAPP(context, "com.android.documentsui");
             }
             Logutils.e(TAG, "qch_app_filemanager" + state);
+
+            Settings.System.putInt(context.getContentResolver(), "qch_app_browser", state);
+            Logutils.e(TAG, "qch_app_browser" + state);
         } catch (Exception e) {
             Logutils.e(TAG, "setIcon: " + e.getMessage());
         }