Learn how to restore, fix, rebuild or repair Master Boot Record or MBR in Windows 11/10 using Bootrec.exe tool. Helpful if computer has boot problems.

Here’s how to make everything right if your master boot record was erased. How to fix the MBR The main way to fix the MBR is to use a command prompt and run the bootrec.exe command.

A master boot record (often shortened as MBR) is a kind of boot sector stored on a hard disk drive or other storage device that contains the necessary computer code to start the boot process.