To access the Disk Utility on a modern Mac—regardless of whether it even has an operating system installed—reboot or boot up the Mac and hold Command+R as it boots. It’ll boot into Recovery Mode, and you can click Disk Utility to open it up. Disk utility free download - Disk Repair Software, File Scavenger Data Recovery Utility, ShowSize Disk Space Analyzer, and many more programs. All Windows Mac iOS Android. Editor Rating.
. In the Disk Utility app on your Mac, choose View Show All Devices.
In the sidebar, select the disk or volume that you want to format to use with Windows computers. Click the Erase button, click the Format pop-up menu, then choose one of the following:. MS-DOS (FAT): Choose if the size of the disk is 32 GB or less. ExFAT: Choose if the size of the disk is over 32 GB. Enter a name for the volume.
The maximum length for the volume name is 11 characters. Click Erase, then click Done. You can also using the Master Boot Record partition layout, which is compatible with Windows.