diff --git a/DellMonitorControl/ConfigWindow.xaml.cs b/DellMonitorControl/ConfigWindow.xaml.cs
index d86d0f7..ed667ee 100644
--- a/DellMonitorControl/ConfigWindow.xaml.cs
+++ b/DellMonitorControl/ConfigWindow.xaml.cs
@@ -34,6 +34,22 @@ public partial class ConfigWindow : Window
         spPorts.Children.Clear();
         _portRows.Clear();
 
+        // Show unsupported message if no ports available
+        if (_availablePorts == null || _availablePorts.Count == 0)
+        {
+            spPorts.Children.Add(new TextBlock
+            {
+                Text = "Unsupported",
+                Foreground = Brushes.Gray,
+                FontSize = 16,
+                FontStyle = FontStyles.Italic,
+                HorizontalAlignment = HorizontalAlignment.Center,
+                VerticalAlignment = VerticalAlignment.Center,
+                Margin = new Thickness(0, 40, 0, 40)
+            });
+            return;
+        }
+
         foreach (var port in _availablePorts)
         {
             var existingPortConfig = config.Ports.FirstOrDefault(p => p.VcpValue == port.Value);
diff --git a/DellMonitorControl/DellMonitorControl.csproj b/DellMonitorControl/DellMonitorControl.csproj
index 2aac306..5f56174 100644
--- a/DellMonitorControl/DellMonitorControl.csproj
+++ b/DellMonitorControl/DellMonitorControl.csproj
@@ -13,9 +13,9 @@
 	</PropertyGroup>
 
 	<PropertyGroup>
-		<Version>1.0.15</Version>
-		<AssemblyVersion>1.0.15.0</AssemblyVersion>
-		<FileVersion>1.0.15.0</FileVersion>
+		<Version>1.0.16</Version>
+		<AssemblyVersion>1.0.16.0</AssemblyVersion>
+		<FileVersion>1.0.16.0</FileVersion>
 	</PropertyGroup>
 
 	<ItemGroup>