diff --git a/MonitorControl/MainWindow.xaml.cs b/MonitorControl/MainWindow.xaml.cs
index bfeeac2..d4d2a04 100644
--- a/MonitorControl/MainWindow.xaml.cs
+++ b/MonitorControl/MainWindow.xaml.cs
@@ -438,6 +438,10 @@ public partial class MainWindow : Window
         quickSwitchPanel.Children.Clear();
         var quickItems = MonitorConfigManager.GetQuickSwitchItems();
 
+        // Only show buttons for monitors that are currently connected
+        var connectedSerials = new HashSet<string>(_loadedMonitors.Select(m => m.Monitor.SerialNumber));
+        quickItems = quickItems.Where(i => connectedSerials.Contains(i.MonitorSerialNumber)).ToList();
+
         if (quickItems.Count == 0)
         {
             quickSwitchPanel.Visibility = Visibility.Collapsed;