我不是很懂，MBR 和 UEFI 有很大區別，估計那指令隻是針對 MBR的。

https://www.maketecheasier.com/differences-between-uefi-and-bios/#:~:text=BIOS%20uses%20the%20Master%20Boot,physical%20partitions%20to%20only%204.&text=In%20addition%2C%20UEFI%20supports%20larger%20HDDs%20and%20SDDs.