In order to hide hover cards for inactive apps in taskbar of Windows 11, go to Settings > Personalization > Taskbar > Taskbar behaviors > Uncheck “Show hover cards for inactive and pinned taskbar apps ...
on my notebook i have a wifi card and nic in it. i mainly use wifi but occasionally use wired. i don't like how the unplugged icon is always sitting on my taskbar in the corner when one is not in use.