diff --git a/v2rayN/ServiceLib/Manager/ClashApiManager.cs b/v2rayN/ServiceLib/Manager/ClashApiManager.cs
index 9147df05..e34f838d 100644
--- a/v2rayN/ServiceLib/Manager/ClashApiManager.cs
+++ b/v2rayN/ServiceLib/Manager/ClashApiManager.cs
@@ -35,7 +35,7 @@ public sealed class ClashApiManager
         return null;
     }
 
-    public void ClashProxiesDelayTest(bool blAll, List<ClashProxyModel> lstProxy, Action<ClashProxyModel?, string> updateFunc)
+    public void ClashProxiesDelayTest(bool blAll, List<ClashProxyModel> lstProxy, Func<ClashProxyModel?, string, Task> updateFunc)
     {
         Task.Run(async () =>
         {
@@ -79,12 +79,12 @@ public sealed class ClashApiManager
                 tasks.Add(Task.Run(async () =>
                 {
                     var result = await HttpClientHelper.Instance.TryGetAsync(url);
-                    updateFunc?.Invoke(it, result);
+                    await updateFunc?.Invoke(it, result);
                 }));
             }
             await Task.WhenAll(tasks);
             await Task.Delay(1000);
-            updateFunc?.Invoke(null, "");
+            await updateFunc?.Invoke(null, "");
         });
     }
 
diff --git a/v2rayN/ServiceLib/Manager/StatisticsManager.cs b/v2rayN/ServiceLib/Manager/StatisticsManager.cs
index 69a47856..1e439a7f 100644
--- a/v2rayN/ServiceLib/Manager/StatisticsManager.cs
+++ b/v2rayN/ServiceLib/Manager/StatisticsManager.cs
@@ -8,14 +8,14 @@ public class StatisticsManager
     private Config _config;
     private ServerStatItem? _serverStatItem;
     private List<ServerStatItem> _lstServerStat;
-    private Action<ServerSpeedItem>? _updateFunc;
+    private Func<ServerSpeedItem, Task>? _updateFunc;
 
     private StatisticsXrayService? _statisticsXray;
     private StatisticsSingboxService? _statisticsSingbox;
     private static readonly string _tag = "StatisticsHandler";
     public List<ServerStatItem> ServerStat => _lstServerStat;
 
-    public async Task Init(Config config, Action<ServerSpeedItem> updateFunc)
+    public async Task Init(Config config, Func<ServerSpeedItem, Task> updateFunc)
     {
         _config = config;
         _updateFunc = updateFunc;
@@ -97,9 +97,9 @@ public class StatisticsManager
         _lstServerStat = await SQLiteHelper.Instance.TableAsync<ServerStatItem>().ToListAsync();
     }
 
-    private void UpdateServerStatHandler(ServerSpeedItem server)
+    private async Task UpdateServerStatHandler(ServerSpeedItem server)
     {
-        _ = UpdateServerStat(server);
+        await UpdateServerStat(server);
     }
 
     private async Task UpdateServerStat(ServerSpeedItem server)
@@ -123,7 +123,7 @@ public class StatisticsManager
         server.TodayDown = _serverStatItem.TodayDown;
         server.TotalUp = _serverStatItem.TotalUp;
         server.TotalDown = _serverStatItem.TotalDown;
-        _updateFunc?.Invoke(server);
+        await _updateFunc?.Invoke(server);
     }
 
     private async Task GetServerStatItem(string indexId)
diff --git a/v2rayN/ServiceLib/Services/Statistics/StatisticsSingboxService.cs b/v2rayN/ServiceLib/Services/Statistics/StatisticsSingboxService.cs
index 82a5330d..d3de6a18 100644
--- a/v2rayN/ServiceLib/Services/Statistics/StatisticsSingboxService.cs
+++ b/v2rayN/ServiceLib/Services/Statistics/StatisticsSingboxService.cs
@@ -8,11 +8,11 @@ public class StatisticsSingboxService
     private readonly Config _config;
     private bool _exitFlag;
     private ClientWebSocket? webSocket;
-    private Action<ServerSpeedItem>? _updateFunc;
+    private readonly Func<ServerSpeedItem, Task>? _updateFunc;
     private string Url => $"ws://{Global.Loopback}:{AppManager.Instance.StatePort2}/traffic";
     private static readonly string _tag = "StatisticsSingboxService";
 
-    public StatisticsSingboxService(Config config, Action<ServerSpeedItem> updateFunc)
+    public StatisticsSingboxService(Config config, Func<ServerSpeedItem, Task> updateFunc)
     {
         _config = config;
         _updateFunc = updateFunc;
@@ -90,7 +90,7 @@ public class StatisticsSingboxService
                         {
                             ParseOutput(result, out var up, out var down);
 
-                            _updateFunc?.Invoke(new ServerSpeedItem()
+                            await _updateFunc?.Invoke(new ServerSpeedItem()
                             {
                                 ProxyUp = (long)(up / 1000),
                                 ProxyDown = (long)(down / 1000)
diff --git a/v2rayN/ServiceLib/Services/Statistics/StatisticsXrayService.cs b/v2rayN/ServiceLib/Services/Statistics/StatisticsXrayService.cs
index d09ae836..b64a515d 100644
--- a/v2rayN/ServiceLib/Services/Statistics/StatisticsXrayService.cs
+++ b/v2rayN/ServiceLib/Services/Statistics/StatisticsXrayService.cs
@@ -6,10 +6,10 @@ public class StatisticsXrayService
     private ServerSpeedItem _serverSpeedItem = new();
     private readonly Config _config;
     private bool _exitFlag;
-    private Action<ServerSpeedItem>? _updateFunc;
+    private readonly Func<ServerSpeedItem, Task>? _updateFunc;
     private string Url => $"{Global.HttpProtocol}{Global.Loopback}:{AppManager.Instance.StatePort}/debug/vars";
 
-    public StatisticsXrayService(Config config, Action<ServerSpeedItem> updateFunc)
+    public StatisticsXrayService(Config config, Func<ServerSpeedItem, Task> updateFunc)
     {
         _config = config;
         _updateFunc = updateFunc;
@@ -39,7 +39,7 @@ public class StatisticsXrayService
                 if (result != null)
                 {
                     var server = ParseOutput(result) ?? new ServerSpeedItem();
-                    _updateFunc?.Invoke(server);
+                    await _updateFunc?.Invoke(server);
                 }
             }
             catch
diff --git a/v2rayN/ServiceLib/ViewModels/ClashProxiesViewModel.cs b/v2rayN/ServiceLib/ViewModels/ClashProxiesViewModel.cs
index b3a66892..0149c0fb 100644
--- a/v2rayN/ServiceLib/ViewModels/ClashProxiesViewModel.cs
+++ b/v2rayN/ServiceLib/ViewModels/ClashProxiesViewModel.cs
@@ -373,14 +373,14 @@ public class ClashProxiesViewModel : MyReactiveObject
 
     private async Task ProxiesDelayTest(bool blAll = true)
     {
-        ClashApiManager.Instance.ClashProxiesDelayTest(blAll, _proxyDetails.ToList(), (item, result) =>
+        ClashApiManager.Instance.ClashProxiesDelayTest(blAll, _proxyDetails.ToList(), async (item, result) =>
         {
             if (item == null || result.IsNullOrEmpty())
             {
                 return;
             }
 
-            _updateView?.Invoke(EViewAction.DispatcherProxiesDelayTest, new SpeedTestResult() { IndexId = item.Name, Delay = result });
+            await _updateView?.Invoke(EViewAction.DispatcherProxiesDelayTest, new SpeedTestResult() { IndexId = item.Name, Delay = result });
         });
         await Task.CompletedTask;
     }
diff --git a/v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs b/v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs
index 7f5d53a4..eab61655 100644
--- a/v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs
+++ b/v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs
@@ -272,13 +272,13 @@ public class MainWindowViewModel : MyReactiveObject
         }
     }
 
-    private void UpdateStatisticsHandler(ServerSpeedItem update)
+    private async Task UpdateStatisticsHandler(ServerSpeedItem update)
     {
         if (!_config.UiItem.ShowInTaskbar)
         {
             return;
         }
-        _updateView?.Invoke(EViewAction.DispatcherStatistics, update);
+        await _updateView?.Invoke(EViewAction.DispatcherStatistics, update);
     }
 
     public void SetStatisticsResult(ServerSpeedItem update)