Hard Drive Mbr Repair Software Link
: Select Repair your computer > Troubleshoot > Advanced options > Command Prompt .
: Insert your Windows installation USB/DVD and boot from it. Hard Drive Mbr Repair Software
bootrec /fixboot — Writes a new boot sector to the partition. : Select Repair your computer > Troubleshoot >
This is the most direct method and doesn't require downloading extra software if you have a Windows installation or recovery USB. Hard Drive Mbr Repair Software
: Type these commands in order, pressing Enter after each:
bootrec /rebuildbcd — Scans for installations and rebuilds the Boot Configuration Data. How Do I Fix the Master Boot Record (MBR)?
bootrec /fixmbr — Writes a new Windows-compatible MBR to the system partition.