diff --git a/v2rayN/ServiceLib/Handler/UpdateHandler.cs b/v2rayN/ServiceLib/Handler/UpdateHandler.cs
index 48c4f5e9..11e77874 100644
--- a/v2rayN/ServiceLib/Handler/UpdateHandler.cs
+++ b/v2rayN/ServiceLib/Handler/UpdateHandler.cs
@@ -261,14 +261,10 @@ namespace ServiceLib.Handler
             _updateFunc(true, string.Format(ResUI.MsgDownloadGeoFileSuccessfully, "geo"));
         }
 
-        public void RunAvailabilityCheck(Action<bool, string> update)
+        public async Task RunAvailabilityCheck(Action<bool, string> update)
         {
-            Task.Run(async () =>
-            {
-                var time = await (new DownloadHandler()).RunAvailabilityCheck(null);
-
-                update(false, string.Format(ResUI.TestMeOutput, time));
-            });
+            var time = await (new DownloadHandler()).RunAvailabilityCheck(null);
+            update(false, string.Format(ResUI.TestMeOutput, time));
         }
 
         #region private
diff --git a/v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs b/v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs
index c11f6035..7977bce2 100644
--- a/v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs
+++ b/v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs
@@ -349,10 +349,6 @@ namespace ServiceLib.ViewModels
 
         private void UpdateHandler(bool notify, string msg)
         {
-            if (!_config.uiItem.showInTaskbar)
-            {
-                return;
-            }
             _noticeHandler?.SendMessage(msg);
             if (notify)
             {
@@ -611,21 +607,16 @@ namespace ServiceLib.ViewModels
             SetDefaultServer(SelectedServer.ID);
         }
 
-        public void TestServerAvailability()
+        public async Task TestServerAvailability()
         {
             var item = ConfigHandler.GetDefaultServer(_config);
             if (item == null)
             {
                 return;
             }
-            (new UpdateHandler()).RunAvailabilityCheck(async (bool success, string msg) =>
+            await (new UpdateHandler()).RunAvailabilityCheck(async (bool success, string msg) =>
             {
                 _noticeHandler?.SendMessageEx(msg);
-
-                if (!_config.uiItem.showInTaskbar)
-                {
-                    return;
-                }
                 await _updateView?.Invoke(EViewAction.DispatcherServerAvailability, msg);
             });
         }
@@ -715,7 +706,7 @@ namespace ServiceLib.ViewModels
 
             LoadCore().ContinueWith(async task =>
             {
-                TestServerAvailability();
+                await TestServerAvailability();
 
                 await _updateView?.Invoke(EViewAction.DispatcherReload, null);
             });
diff --git a/v2rayN/ServiceLib/ViewModels/MsgViewModel.cs b/v2rayN/ServiceLib/ViewModels/MsgViewModel.cs
index e6384106..c2d9f1cd 100644
--- a/v2rayN/ServiceLib/ViewModels/MsgViewModel.cs
+++ b/v2rayN/ServiceLib/ViewModels/MsgViewModel.cs
@@ -60,6 +60,10 @@ namespace ServiceLib.ViewModels
             }
 
             _blLockShow = true;
+            if (!_config.uiItem.showInTaskbar)
+            {
+                await Task.Delay(1000);
+            }
 
             await Task.Delay(100);
             var txt = string.Join("", _queueMsg.ToArray());