diff --git a/src/MaaWpfGui/ViewModels/UI/VersionUpdateViewModel.cs b/src/MaaWpfGui/ViewModels/UI/VersionUpdateViewModel.cs
index d1593bf61a..88ea331229 100644
--- a/src/MaaWpfGui/ViewModels/UI/VersionUpdateViewModel.cs
+++ b/src/MaaWpfGui/ViewModels/UI/VersionUpdateViewModel.cs
@@ -979,12 +979,31 @@ public class VersionUpdateViewModel : Screen
             return CheckUpdateRetT.UnknownError;
         }
 
-        if (data["code"]?.ToString() != "0")
+        var errorCode = data["code"]?.ToObject<Enums.MirrorChyanErrorCode>() ?? Enums.MirrorChyanErrorCode.Undivided;
+        if (errorCode != Enums.MirrorChyanErrorCode.Success)
         {
-            var msg = data["msg"]?.ToString();
-            if (!string.IsNullOrEmpty(msg))
+            switch (errorCode)
             {
-                ToastNotification.ShowDirect(msg);
+                case Enums.MirrorChyanErrorCode.KeyExpired:
+                    ToastNotification.ShowDirect(LocalizationHelper.GetString("MirrorChyanCdkExpired"));
+                    break;
+                case Enums.MirrorChyanErrorCode.KeyInvalid:
+                    ToastNotification.ShowDirect(LocalizationHelper.GetString("MirrorChyanCdkInvalid"));
+                    break;
+                case Enums.MirrorChyanErrorCode.ResourceQuotaExhausted:
+                    ToastNotification.ShowDirect(LocalizationHelper.GetString("MirrorChyanCdkQuotaExhausted"));
+                    break;
+                case Enums.MirrorChyanErrorCode.KeyMismatched:
+                    ToastNotification.ShowDirect(LocalizationHelper.GetString("MirrorChyanCdkMismatched"));
+                    break;
+                case Enums.MirrorChyanErrorCode.InvalidParams:
+                case Enums.MirrorChyanErrorCode.ResourceNotFound:
+                case Enums.MirrorChyanErrorCode.InvalidOs:
+                case Enums.MirrorChyanErrorCode.InvalidArch:
+                case Enums.MirrorChyanErrorCode.InvalidChannel:
+                case Enums.MirrorChyanErrorCode.Undivided:
+                    ToastNotification.ShowDirect(data["msg"]?.ToString() ?? LocalizationHelper.GetString("GameResourceFailed"));
+                    break;
             }
 
             return CheckUpdateRetT.UnknownError;