A GPT partition (GUID Partition Table) is superior to an MBR partition because it allows for 128 partitions and supports partitions much larger than 2 TB (with each partition supporting up to 18.8 ...

Learn how to convert MBR to GPT disk without data loss in Windows 11/10, using Diskpart, Gptgen, or AOMEI Partition Assistant. MBR disks support only 4 partition tables.

If you are not able to convert MBR to GPT, and get MBR2GPT failed - Causing backup/restore privilege Issues error, then see this post.

Disk /dev/sda: 2500GB Sector size (logical/physical): 512B/512B Partition Table: gpt Number Start End Size File system Name Flags 1 17.4kB 128MB 128MB ext3 2 128MB 2500GB 2500GB xfs ...