Windows Server 2012 R2 Boot Repair Page

If the server is in a "boot loop," it may automatically enter Automatic Repair mode.

He needed to rebuild the Boot Configuration Data (BCD). He typed the incantations with practiced speed: bootrec /fixmbr – To repair the Master Boot Record. bootrec /fixboot – To write a new boot sector.

sfc /scannow /offbootdir=C:\ /offwindir=C:\Windows windows server 2012 r2 boot repair

Corrupt or missing system files (sometimes triggered by incomplete Windows Updates or sudden power losses) can be resolved offline using SFC and DISM from the Command Prompt. Open the from the Advanced Options.

Scans all disks for Windows installations and displays the results. If the server is in a "boot loop,"

In the Command Prompt, launch the disk utility to check your system layout: diskpart list disk Use code with caution. Look at the column for your primary boot disk:

E. Driver/Registry or Pending Update Issues bootrec /fixboot – To write a new boot sector

bootrec /rebuildbcd

bcdboot C:\Windows /s Z: /f UEFI