diff --git a/src/Uno.UI/UI/Xaml/Controls/Frame/Frame.cs b/src/Uno.UI/UI/Xaml/Controls/Frame/Frame.cs
index 569f57515586..701a538ff6ff 100644
--- a/src/Uno.UI/UI/Xaml/Controls/Frame/Frame.cs
+++ b/src/Uno.UI/UI/Xaml/Controls/Frame/Frame.cs
@@ -8,7 +8,6 @@
 using Microsoft.UI.Xaml.Media;
 using Microsoft.UI.Xaml.Media.Animation;
 using Microsoft.UI.Xaml.Navigation;
-using Uno.Disposables;
 using Uno.UI;
 using Uno.UI.Helpers;
 using Uno.UI.Xaml.Core;
diff --git a/src/Uno.UI/UI/Xaml/Controls/Frame/Frame.partial.mux.cs b/src/Uno.UI/UI/Xaml/Controls/Frame/Frame.partial.mux.cs
index 17939d179210..71ff5314a2d5 100644
--- a/src/Uno.UI/UI/Xaml/Controls/Frame/Frame.partial.mux.cs
+++ b/src/Uno.UI/UI/Xaml/Controls/Frame/Frame.partial.mux.cs
@@ -50,9 +50,10 @@ protected override void OnApplyTemplate()
 		base.OnApplyTemplate();
 
 #if HAS_UNO
+		// It is not possible to use the WinUI behavior with a NativeFramePresenter.
+		// We have two such presenters - on internal in Uno, another in Uno.Toolkit.
 		if (_useWinUIBehavior && this.TemplatedRoot?.GetType().Name?.Contains("NativeFramePresenter", StringComparison.Ordinal) == true)
 		{
-			// It is not possible to use the WinUI behavior with a NativeFramePresenter.
 			if (this.Log().IsEnabled(LogLevel.Error))
 			{
 				this.Log().LogError("WinUI Frame behavior is not compatible with NativeFramePresenter. Set the Frame.Style to '{StaticResource XamlDefaultFrame}' instead.");