On the right side, scroll down and click on Taskbar. Choose Taskbar behaviors. Uncheck the Show hover cards for inactive and pinned taskbar apps option to disable the hover cards.

If the Auto-Hide Taskbar feature is not working in Windows 11, then here are some suggestions to help you resolve the issue successfully.

Don't like the Windows 11 taskbar? There are some tweaks you can make to remove some of the annoying bits, and to bring back some of the features from the Windows 10 version.