T Tech198 Cancelled Original poster Mar 21, 2011 15,915 2,152 Sep 20, 2013 #1 Hi all.. When creating a USB bootable Flash drive using Disk Utility, must you make it a GUID partition? Or can it be left unformatted? I though a DMG image was the entire contents of a disc *including* the partition.
Hi all.. When creating a USB bootable Flash drive using Disk Utility, must you make it a GUID partition? Or can it be left unformatted? I though a DMG image was the entire contents of a disc *including* the partition.