2012 R2 Boot Repair: Windows Server

Startup Repair scans for missing/corrupt boot files, registry damage, and driver issues, then attempts auto-fix.

sfc /scannow /offbootdir=D:\ /offwindir=D:\Windows (Replace D: with your OS drive letter.) windows server 2012 r2 boot repair

bootsect /nt60 sys /mbr Then retry /fixboot . If /rebuildbcd doesn't find any OS, rename the old BCD and create a new one: and driver issues