diff --git a/wpf/Diagram/Stencil/Stencil_images/MenuandSymbolGroupMenu.gif b/wpf/Diagram/Stencil/Stencil_images/MenuandSymbolGroupMenu.gif
index 3296ffa923..a0c231a0ce 100644
Binary files a/wpf/Diagram/Stencil/Stencil_images/MenuandSymbolGroupMenu.gif and b/wpf/Diagram/Stencil/Stencil_images/MenuandSymbolGroupMenu.gif differ
diff --git a/wpf/Diagram/Stencil/SymbolGroup/SymbolGroup.md b/wpf/Diagram/Stencil/SymbolGroup/SymbolGroup.md
index 3471418f93..415e3dec29 100644
--- a/wpf/Diagram/Stencil/SymbolGroup/SymbolGroup.md
+++ b/wpf/Diagram/Stencil/SymbolGroup/SymbolGroup.md
@@ -424,7 +424,7 @@ In addition to that, new symbols can be added into the symbol groups or you can
 {% endhighlight %}
 {% endtabs %}
 
-![SymbolGroupViewModel](SymbolGroup_images/SymbolGroupViewModel.PNG)
+![SymbolGroupViewModel](SymbolGroup_images/SymbolGroupViewModel.png)
 
 [View Sample in GitHub](https://github.com/SyncfusionExamples/WPF-Diagram-Examples/tree/master/Samples/Stencil/SymbolGroupViewModel/BasicSymbolGroupViewModel)