MS-DOS and Windows command line fixmbr command

Updated: 05/21/2018 by Computer Hope
fixmbr command

The fixmbr command is part of the Recovery Console. It is used to create a new boot record.

Availability

The fixmbr command is available in the following Microsoft operating systems.

Fixmbr syntax

Repairs the master boot record of the boot disk. The fixmbr command is only available when you are using the Recovery Console.

fixmbr [device_name]
device_name The device (drive) you want to write a new master boot record. The name can be obtained from the output of the map command.

Fixmbr examples

fixmbr \Device\HardDisk0

In the example above, the boot record would be re-written for the first disk drive.

Additional information

  • See our fix and MBR definitions for further information and related links on these terms.