- Open Powershell with administrator privilege.
- Type
Get-Disk | ft -auto
and find the disk number where the OS is installed. - Type
mbr2gpt.exe /validate /disk:[number] /allowFullOS
Ifsuccess
is in the prompt output, conversion is possible.
If there isn't, you shoud check https://docs.microsoft.com/ko-kr/windows/deployment/mbr-to-gpt to satisfy some condition to do it. - Type
mbr2gpt.exe /convert /disk:[number] /allowFullOS
If there is a line starts withBefore
and ends withUEFI mode
, you are done. - Restart the PC and enter to CMOS.
- Change BIOS to UEFI mode and enable Secure Boot.
Last active
September 4, 2021 13:20
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Convert MBR to GPT in order to enable UEFI and Secure Boot
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