I have a Macbook Pro 2016 touchbar running on Big sur 11.2.3. I recently deleted norton internet security because xfinity is no longer giving it for free and the computer restarted It boots,. WiFi setting screen appears, then when I try proceed it says: A critical software update is required for your Mac, but an error was encountered while installing this update. Your Mac can't be used until this update is installed [Shut down] [try again] But it never passes that point. I can only get it to work in safe mode I took it to the apple store and they wiped it clean, I go home and use time capsule and everything is working and then i restart it and the problem comes back Any help please!