Since Updating MacOS Big Sur, I am unable to add new finger prints, or use finger prints to unlock my Mac. anyone else with this issue?

Is anyone else having an issue with blocking? for example when blocking someone, they still can send messages through despite the block,

I'm having slight issues with Setting new user up with MacOS Big Sur, I create a new user I get the below error, press OK, it appears in the list and when I log out it not there, I have reported this bug also in app. Preferences Error There was an error in Users & Groups Preferences

Hi there, I try my best to explain here, as can't upload the video here, but the taskbar at the top with battery percentage etc, that all seem to be minimised so only shows like adobe creative apps etc, and when I add a new administrator the full bar comes available wifi etc, as soon as I removed the user it back to square one, anyone has this? I