Demo/Examples/Compdfkit_Tools/PDFView/PDFDisplaySettings/PDFDisplaySettingsControl/CPDFDisplaySettingsControl.xaml.cs

@@ -2,6 +2,7 @@
 using ComPDFKitViewer;
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using System.Windows;
 using System.Windows.Controls;
 
@@ -59,7 +60,6 @@ namespace Compdfkit_Tools.PDFControl
                 if (pdfViewer != null)
                 {
                     pdfViewer?.SetViewMode(e);
-                    pdfViewer?.UpdateRenderFrame();
                 }
             }
         }