How to convert MBR to GPT?

There are two partition schemes: MBR partition scheme and GPT partition scheme. Sometimes, we want to convert a disk from MBR partition scheme to GPT partition scheme. Here, you can find the complete guide to convert a MBR disk to GPT disk in Windows by using Windows built-in Disk Management.


Notes: This will destroy all data on the disk you choose to convert, so please back up all the data on the disk before continuing.


How to convert a MBR disk to GPT disk?

  1. Press the Windows + R keys to open the Windows Run dialog, type diskmgmt.msc, and then press Enter to open Disk Management window.

    run diskmgmt.msc


  2. Locate the disk you want to convert in Disk Management. Right-click any partitions on the drive and select “Delete Volume” or “Delete Partition” to remove them. Repeat this process for each partition on that disk.

    remove all partitions


  3. When all the partitions are removed from the disk, you can right-click the disk in Disk Management and select “Convert to GPT Disk”. This option will only be available once all partitions have been removed.

    convert mbr to gpt



Related Guides