I believe that is for Windows 10 context menu, not for Windows 11 context menu. I have been trying to find if there is any tool that allow you to customize the Windows 11 context menu, but most of the reference and apps on the Internet is mainly for Windows 10 context menu, but not the new...
Reporting a bug. When using the taskbar with StartAllBack 3.7.11 , Windows 11 Pro 24H2, Google Chat app won't show the "red dot" badge on the icon (never combine) when new message comes.