diff --git a/Qwilight/System/LevelSystem.cs b/Qwilight/System/LevelSystem.cs
index cb79099..00b7922 100644
--- a/Qwilight/System/LevelSystem.cs
+++ b/Qwilight/System/LevelSystem.cs
@@ -108,7 +108,7 @@
         {
             return await GetLevelNotifyItem(async (levelNotifyItem, setCancelGet) =>
             {
-                using var s = await TwilightSystem.Instance.GetWwwParallel(www, setCancelGet);
+                using var s = await TwilightSystem.Instance.GetWwwParallel(www, setCancelGet.Token);
                 using var sr = new StreamReader(s);
                 return await (www.IsTailCaselsss(".json") ? GetJSON(levelNotifyItem, setCancelGet, s, www) : GetHTML(levelNotifyItem, setCancelGet, await sr.ReadToEndAsync(setCancelGet.Token), www));
             });
@@ -155,7 +155,7 @@
             levelCompiler.LoadHtml(text);
             using var s = await TwilightSystem.Instance.GetWwwParallel(WebUtility.HtmlDecode(ModifyDataValue(levelCompiler.CreateNavigator().SelectSingleNode("/html/head/meta[@name='bmstable']/@content")?.ToString()
                 ?? levelCompiler.CreateNavigator().SelectSingleNode("/html/body/meta[@name='bmstable']/@content")?.ToString()
-                ?? levelCompiler.CreateNavigator().SelectSingleNode("/html/head/body/meta[@name='bmstable']/@content")?.ToString(), www)));
+                ?? levelCompiler.CreateNavigator().SelectSingleNode("/html/head/body/meta[@name='bmstable']/@content")?.ToString(), www)), setCancelGet.Token);
             return await GetJSON(levelNotifyItem, setCancelGet, s, www);
         }
 
diff --git a/Qwilight/System/TwilightSystem.cs b/Qwilight/System/TwilightSystem.cs
index f7d9c25..de03492 100644
--- a/Qwilight/System/TwilightSystem.cs
+++ b/Qwilight/System/TwilightSystem.cs
@@ -1429,16 +1429,16 @@
             Stop();
         }
 
-        public async ValueTask<Stream> GetWwwParallel(string target, CancellationTokenSource setCancelWww = null)
+        public async ValueTask<Stream> GetWwwParallel(string target, CancellationToken setCancelWww = default)
         {
             if (!target.IsFrontCaselsss(QwilightComponent.QwilightAPI) || IsEstablished)
             {
                 try
                 {
                     var dataGet = new HttpRequestMessage(HttpMethod.Get, target);
-                    var www = await _wwwClient.SendAsync(dataGet, setCancelWww.Token);
+                    var www = await _wwwClient.SendAsync(dataGet, setCancelWww);
                     www.EnsureSuccessStatusCode();
-                    return await www.Content.ReadAsStreamAsync(setCancelWww.Token);
+                    return await www.Content.ReadAsStreamAsync(setCancelWww);
                 }
                 catch
                 {
@@ -1448,16 +1448,16 @@
             return Stream.Null;
         }
 
-        public async Task<T> GetWwwParallel<T>(string target, CancellationTokenSource setCancelWww = null)
+        public async Task<T> GetWwwParallel<T>(string target, CancellationToken setCancelWww = default)
         {
             if (target.EqualsCaseless($"{QwilightComponent.TaehuiNetFE}/qwilight/qwilight.json") || !target.IsFrontCaselsss(QwilightComponent.TaehuiNetFE) || IsEstablished)
             {
                 try
                 {
                     var dataGet = new HttpRequestMessage(HttpMethod.Get, target);
-                    using var www = await _wwwClient.SendAsync(dataGet, setCancelWww.Token);
+                    using var www = await _wwwClient.SendAsync(dataGet, setCancelWww);
                     www.EnsureSuccessStatusCode();
-                    var text = await www.Content.ReadAsStringAsync(setCancelWww.Token);
+                    var text = await www.Content.ReadAsStringAsync(setCancelWww);
                     if (!string.IsNullOrEmpty(text))
                     {
                         return Utility.GetJSON<T>(text);
diff --git a/Qwilight/ViewModel/MainViewModel.cs b/Qwilight/ViewModel/MainViewModel.cs
index 20c2f0a..90f3561 100644
--- a/Qwilight/ViewModel/MainViewModel.cs
+++ b/Qwilight/ViewModel/MainViewModel.cs
@@ -3256,7 +3256,7 @@
                     NotifySystem.Instance.Notify(NotifySystem.NotifyVariety.Info, NotifySystem.NotifyConfigure.NotSave, qwilightNotifyItem.Text, false, null, null, NotifySystem.SaveQwilightID);
                 }
 
-                var taehuiQwilightDate = await TwilightSystem.Instance.GetWwwParallel<JSON.TaehuiQwilightDate?>($"{QwilightComponent.TaehuiNetFE}/qwilight/qwilight.json", setCancelGet);
+                var taehuiQwilightDate = await TwilightSystem.Instance.GetWwwParallel<JSON.TaehuiQwilightDate?>($"{QwilightComponent.TaehuiNetFE}/qwilight/qwilight.json", setCancelGet.Token);
                 if (taehuiQwilightDate.HasValue)
                 {
                     var taehuiQwilightDateValue = taehuiQwilightDate.Value;