The format used to define the hard disk partitions in computers with UEFI startup firmware. The GUID Partition Table (GPT) replaces the previous master boot record (MBR). GPT partitions can hold 18 ...

While installing Windows 8, Ragav RG converted his hard drive to the new GPT partitioning format. He asked about its advantages. Before it can load an operating system, your PC needs a way of know ...

I'm afraid I've messed up my son's portable PC by trying to install Linux alongside Windows 8.1. I've set up many dual-boots in the past, but it turns out this new UEFI hardware is much trickier.

Carmela writes in with a question after wiping a 2010 MacBook Pro and reinstalling macOS: I wanted to restore it to factory settings, but while erasing the disk I erased not only “Macintosh HD” but ...

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. Disk utility can do the partition, ...