Can’t find the Scheme menu in macOS’s Disk Utility? Here’s how to find it

If you want to use Disk Utility to format—and more often than not, re-format—a drive in macOS, you may sometimes want to first choose the scheme for backwards or multi-platform compatibility. The scheme defines the overall organization of the drive, which can feel pretty obscure, because you rarely need to change it.You can select among GUID Partition Map, Master Boot Partition, and Apple Partition Map. For all modern Macs, GUID Partition Map is the only choice and it nearly never n