Resolving PR Comments 2

Author: dipeshmsft

xml/System.Windows/Window.xml

@@ -2604,7 +2604,7 @@ The following example shows a **File** > **Exit** menu being handled to explicit
           <para>It also controls the application of backdrop and darkmode on window.</para>
           <para>The four values for the ThemeMode enum are :</para>
           <para>
-            <see cref="P:System.Windows.ThemeMode.None" /> - No Fluent theme is loaded.</para>
+            <see cref="P:System.Windows.ThemeMode.None" /> - No Fluent theme is loaded. However, if <see cref="P:System.Windows.Application.ThemeMode"/> is not None, then the window will appear as defined in <see cref="P:System.Windows.Application.ThemeMode"/>.</para>
           <para>
             <see cref="P:System.Windows.ThemeMode.System" /> - Fluent theme is loaded based on the system theme.</para>
           <para>