By following these best practices and being prepared, you can minimize the risk of boot issues and ensure your Windows Server 2012 R2 server runs smoothly and efficiently.
sfc /SCANNOW /OFFBOOTDIR=D:\ /OFFWINDIR=D:\Windows windows server 2012 r2 boot repair
Boot from installation media → → accept license → Upgrade (keep files/apps). This reinstalls Windows while preserving data – but requires the same edition and language. By following these best practices and being prepared,
Microsoft provides an automatic repair tool that fixes common boot issues. Microsoft provides an automatic repair tool that fixes
The tool scans the registry for missing drivers, checks the BCD store, and verifies disk integrity. It succeeds about 30% of the time. If it fails with "Startup Repair couldn't repair your PC" , move to manual methods.
The most common cause of a non-booting Server 2012 R2 is a corrupt or missing Boot Configuration Data (BCD) store. This is frequently caused by dual-boot attempts, disk cloning, or failed partition resizing.
From the menu, launch Command Prompt .