KB5077181 was released about a month ago as part of the February Patch Tuesday rollout. When the update first arrived, users reported a wide range of problems, including boot loops, login errors, and installation issues.
Microsoft has now acknowledged another problem linked to the same update. Some affected users see the message “C:\ is not accessible – Access denied” when trying to open the system drive.
It’s really really bad at doing spreadsheet analysis. Even basic shit that I would give to an intern. At least an intern with generally just make shit up and pretend it’s not wrong even when I point it out, and if they do I get a new intern.