To state the obvious, we’re talking about digital storage here.Ī partition is a portion, or a region, of a storage device that users can manage independently. How to format a drive on a Mac computer: The Disk Utility tool.Windows 10’s relevant commands to work storage devices.How to format a drive on a Windows computer: The Disk Management tool.Things to keep in mind before formatting a drive.Extra: Active partition and drive cloning.Extra: Primary partition vs extended partition.