You might be eager to convert MBR to GPT in the following cases. MBR (Master Boot Record) and GPT (Guide Partition Table) are two different disk partition tables.
Why and how can I convert disk to GPT successfully in Windows Server? Thanks a lot!” I was trying to convert my WD hard drive to GPT in Disk Management on my Windows Server 2016 computer to fully utilize my disk, but the option “Convert to GPT Disk” was ALWAYS greyed out! So I am unable to convert disk to GPT now. "Convert to GPT Disk" greyed out in Windows Server 2016