diff --git a/V2rayNG/app/src/main/kotlin/com/v2ray/ang/service/QSTileService.kt b/V2rayNG/app/src/main/kotlin/com/v2ray/ang/service/QSTileService.kt
index 9585cff5d..151d5c38e 100644
--- a/V2rayNG/app/src/main/kotlin/com/v2ray/ang/service/QSTileService.kt
+++ b/V2rayNG/app/src/main/kotlin/com/v2ray/ang/service/QSTileService.kt
@@ -40,15 +40,11 @@ class QSTileService : TileService() {
 
     override fun onStartListening() {
         super.onStartListening()
+
         setState(Tile.STATE_INACTIVE)
         mMsgReceive = ReceiveMessageHandler(this)
         val mFilter = IntentFilter(AppConfig.BROADCAST_ACTION_ACTIVITY)
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
-            ContextCompat.registerReceiver(applicationContext, mMsgReceive, mFilter, ContextCompat.RECEIVER_EXPORTED)
-        } else {
-            ContextCompat.registerReceiver(applicationContext, mMsgReceive, mFilter, ContextCompat.RECEIVER_NOT_EXPORTED)
-        }
-
+        ContextCompat.registerReceiver(applicationContext, mMsgReceive, mFilter, Utils.receiverFlags())
         MessageUtil.sendMsg2Service(this, AppConfig.MSG_REGISTER_CLIENT, "")
     }
 
@@ -56,7 +52,7 @@ class QSTileService : TileService() {
         super.onStopListening()
 
         try {
-            unregisterReceiver(mMsgReceive)
+            applicationContext.unregisterReceiver(mMsgReceive)
             mMsgReceive = null
         } catch (e: Exception) {
             e.printStackTrace()
diff --git a/V2rayNG/app/src/main/kotlin/com/v2ray/ang/service/V2RayServiceManager.kt b/V2rayNG/app/src/main/kotlin/com/v2ray/ang/service/V2RayServiceManager.kt
index b1f8deb30..146c6e859 100644
--- a/V2rayNG/app/src/main/kotlin/com/v2ray/ang/service/V2RayServiceManager.kt
+++ b/V2rayNG/app/src/main/kotlin/com/v2ray/ang/service/V2RayServiceManager.kt
@@ -148,17 +148,7 @@ object V2RayServiceManager {
             mFilter.addAction(Intent.ACTION_SCREEN_ON)
             mFilter.addAction(Intent.ACTION_SCREEN_OFF)
             mFilter.addAction(Intent.ACTION_USER_PRESENT)
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
-                ContextCompat.registerReceiver(
-                    service, mMsgReceive, mFilter,
-                    ContextCompat.RECEIVER_EXPORTED
-                )
-            } else {
-                ContextCompat.registerReceiver(
-                    service, mMsgReceive, mFilter,
-                    ContextCompat.RECEIVER_NOT_EXPORTED
-                )
-            }
+            ContextCompat.registerReceiver(service, mMsgReceive, mFilter, Utils.receiverFlags())
         } catch (e: Exception) {
             Log.d(ANG_PACKAGE, e.toString())
         }
diff --git a/V2rayNG/app/src/main/kotlin/com/v2ray/ang/util/Utils.kt b/V2rayNG/app/src/main/kotlin/com/v2ray/ang/util/Utils.kt
index aab069639..6a278b892 100644
--- a/V2rayNG/app/src/main/kotlin/com/v2ray/ang/util/Utils.kt
+++ b/V2rayNG/app/src/main/kotlin/com/v2ray/ang/util/Utils.kt
@@ -17,6 +17,7 @@ import android.util.Log
 import android.util.Patterns
 import android.webkit.URLUtil
 import androidx.appcompat.app.AppCompatDelegate
+import androidx.core.content.ContextCompat
 import com.v2ray.ang.AppConfig
 import com.v2ray.ang.AppConfig.ANG_PACKAGE
 import com.v2ray.ang.AppConfig.LOOPBACK
@@ -482,5 +483,11 @@ object Utils {
         return false
     }
 
+    fun receiverFlags(): Int = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+        ContextCompat.RECEIVER_EXPORTED
+    } else {
+        ContextCompat.RECEIVER_NOT_EXPORTED
+    }
+
 }
 
diff --git a/V2rayNG/app/src/main/kotlin/com/v2ray/ang/viewmodel/MainViewModel.kt b/V2rayNG/app/src/main/kotlin/com/v2ray/ang/viewmodel/MainViewModel.kt
index 1177633a3..abf71e65f 100644
--- a/V2rayNG/app/src/main/kotlin/com/v2ray/ang/viewmodel/MainViewModel.kt
+++ b/V2rayNG/app/src/main/kotlin/com/v2ray/ang/viewmodel/MainViewModel.kt
@@ -26,6 +26,7 @@ import com.v2ray.ang.handler.MmkvManager
 import com.v2ray.ang.handler.SettingsManager
 import com.v2ray.ang.util.MessageUtil
 import com.v2ray.ang.util.SpeedtestUtil
+import com.v2ray.ang.util.Utils
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
@@ -53,18 +54,7 @@ class MainViewModel(application: Application) : AndroidViewModel(application) {
     fun startListenBroadcast() {
         isRunning.value = false
         val mFilter = IntentFilter(AppConfig.BROADCAST_ACTION_ACTIVITY)
-
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
-            ContextCompat.registerReceiver(
-                getApplication(), mMsgReceiver, mFilter,
-                ContextCompat.RECEIVER_EXPORTED
-            )
-        } else {
-            ContextCompat.registerReceiver(
-                getApplication(), mMsgReceiver, mFilter,
-                ContextCompat.RECEIVER_NOT_EXPORTED
-            )
-        }
+        ContextCompat.registerReceiver(getApplication(), mMsgReceiver, mFilter, Utils.receiverFlags())
         MessageUtil.sendMsg2Service(getApplication(), AppConfig.MSG_REGISTER_CLIENT, "")
     }