asus setup utility

Hello world, My pc (ASUS, Windows 10) blocked so I turned it off manually. When I turned it on it was in black screen with the message: fixing c stage 1 5 % ( 248589 of 427520 ) total 2 % eta 103.59.00. It took half an hour, and then it turned off. (Apparently, it hadn't finished stage 2 and...