If you see duplicate Office or any other program or app icons & shortcuts in Windows 11/10 Start Menu, then this is how to resolve the issue.

Learn how to Pin or Unpin Program icons from Start Menu or Taskbar in Windows 11/10. This can give you easy access to your apps & programs.

Tap Clear and all the app icons on your home screen will turn semi-translucent. This will also affect icons across your device, like in Settings and other menus.