We need to ensure that the partition style is a GUID Partition Table (GPT) or a Master Boot Record (MBR). For that, run list disk. Check if the “Gpt” column contains an asterisk (*).

With the Professional edition, users are even able to convert a basic MBR (Master Boot Record) partition table to a GUID partition table (GPT; required for UEFI configurations), while dynamic ...

The GUID Partition Table (GPT) replaces the previous master boot record (MBR). GPT partitions can hold 18 exabytes compared to 2.2TB for the MBR.

I have a 2TB MBR drive w/ W7 in the 1st partition. Partitions 2 & 3 are used as separate storage. I want to xfer all of that to a 4TB GPT drive including resizing the 2nd & 3rd partitions. Most of ...

I want to partition the card so I can use it for an OS install disk (Mac OS Extended GUID) in one partition and as a camera disk (MS-DOS FAT) in the other partition.