diff --git a/wpf/Diagram/Page-Settings.md b/wpf/Diagram/Page-Settings.md
index d45a82b74..7ac8e7ec9 100644
--- a/wpf/Diagram/Page-Settings.md
+++ b/wpf/Diagram/Page-Settings.md
@@ -328,9 +328,9 @@ Find the [Page Settings sample](https://github.com/SyncfusionExamples/WPF-Diagra
 
 [How to interact with diagram page?](/wpf/diagram/interaction)
 
-[How to add multiple diagram pages?](https://www.syncfusion.com/kb/11463/how-to-add-multiple-diagram-pages-in-the-wpf-diagram-sfdiagram)
+[How to add multiple diagram pages?](https://support.syncfusion.com/kb/article/9956/how-to-add-multiple-diagram-pages-in-the-wpf-diagram-sfdiagram)
 
-[How to use the property grid for diagram?](https://www.syncfusion.com/kb/11482/how-to-use-the-property-grid-in-the-wpf-diagram-sfdiagram)
+[How to use the property grid for diagram?](https://support.syncfusion.com/kb/article/9861/how-to-use-the-property-grid-in-the-wpf-diagram-sfdiagram)
 
 [How to show or hide the background image?](https://support.syncfusion.com/kb/article/8243/how-to-show-or-hide-background-image-of-wpf-diagram-sfdiagram)
 
diff --git a/wpf/Diagram/Printing.md b/wpf/Diagram/Printing.md
index b2d3dd115..1b2a0371c 100644
--- a/wpf/Diagram/Printing.md
+++ b/wpf/Diagram/Printing.md
@@ -390,7 +390,7 @@ diagram.PrintingService.ShowClassicPrintPreview();
 
 ## See Also
 
-[How to customize the Header or Footer of the print preview?](https://www.syncfusion.com/kb/11481/how-to-customize-the-header-or-footer-of-the-print-preview-in-the-wpf-diagramsfdiagram)
+[How to customize the Header or Footer of the print preview?](https://support.syncfusion.com/kb/article/9863/how-to-customize-the-header-or-footer-of-the-print-preview-in-the-wpf-diagram-sfdiagram)
 
 [How to ignore empty pages while printing the WPF Diagram?](https://support.syncfusion.com/kb/article/8537/how-to-ignore-empty-pages-while-printing-the-wpf-diagram-sfdiagram)