Hello,
Sorry to hear you are having issues. If you wish the Start menu Centered and not shift a little near to your Start button. Please turn off this option.

If this is not what you referring, please post more information.
- Windows 11 full version and OS Build number. Use Winver.exe to get these numbers.
- Start11 full version number installed.
- Post Video or screenshots of your issue so we understand it better.
- Do you have any other 3rd party application installed that also change your Taskbar.
Thank you,
Basj,
Stardock Community Assistant.