If this hit my desk I'd boot another OS like Linux or the Windows 10 USB install and repair media (much written about that so I'll pause here.
The idea of booting any other OS is to get the user's files out if the hardware is OK. Then you clean install Windows 10, then drivers and see if it's good enough to put the user's files and apps back on.

Chowhound
Comic Vine
GameFAQs
GameSpot
Giant Bomb
TechRepublic