

If this partition is damaged or if the files on it - the EFI Bootloader - are corrupted, your computer can’t start Windows.

UEFI uses this partition to load the bootloader (EFI\Microsoft\Boot\bootmgfw.efi), which in turn handles the booting of Windows.

However, the tools presented and the instructions apply to other Microsoft operating systems too, including Windows 8.1. NOTE: This guide covers Windows 11, Windows 10, and Windows 7. Did you manage to repair the boot problems on your Windows PC?.2.2 How to repair your MBR (UEFI CSM or BIOS systems with MBR-partitioned drives).2.1 How to repair the EFI Bootloader for Windows 11 & Windows 10 (UEFI systems with GPT-partitioned drives).Use Command Prompt to fix issues with your PC’s boot records Start the Command Prompt using a recovery drive Bcdboot & Bootrec - The ultimate repair tools for boot problems in Windows.
