diff --git a/src/MaaWpfGui/ViewModels/UI/CopilotViewModel.cs b/src/MaaWpfGui/ViewModels/UI/CopilotViewModel.cs
index ec5738b478..58aa7c46db 100644
--- a/src/MaaWpfGui/ViewModels/UI/CopilotViewModel.cs
+++ b/src/MaaWpfGui/ViewModels/UI/CopilotViewModel.cs
@@ -243,6 +243,11 @@ public partial class CopilotViewModel : Screen
     {
         get => _copilotTabIndex;
         set {
+            if (!Idle)
+            {
+                return;
+            }
+
             if (!SetAndNotify(ref _copilotTabIndex, value))
             {
                 return;
diff --git a/src/MaaWpfGui/Views/UI/CopilotView.xaml b/src/MaaWpfGui/Views/UI/CopilotView.xaml
index 3378417ce4..05e72fe546 100644
--- a/src/MaaWpfGui/Views/UI/CopilotView.xaml
+++ b/src/MaaWpfGui/Views/UI/CopilotView.xaml
@@ -45,6 +45,7 @@
                 <TabControl
                     HorizontalAlignment="Center"
                     BorderThickness="0"
+                    IsEnabled="{Binding Idle}"
                     SelectedIndex="{Binding CopilotTabIndex}"
                     Style="{StaticResource TabControlSliding}">
                     <TabControl.Template>