You have 6 ways using which you can uninstall Programs not listed in Control Panel. If you cannot uninstall a program normally in Windows 11/10, see this post.

Learn how to hide installed Programs from showing in the Control Panel and Settings using Registry, Group Policy or Hide from Uninstall List freeware.

Is there a difference between removing a program from add/remove programs in Control Panel verses the shortcut the program provides in the start menu?

Ive had to delete a few programs from Windows manually and they still appear in the add/remove program box in control panel.