Disk Utility User Guide
Learn how to format your USB flash drive or USB external drive so you can use it on both Mac OS X and Windows computers. Now you can share files between a Ma. Mac OS Extended. Choose one of the following Mac OS Extended file system formats for compatibility with Mac computers using macOS 10.12 or earlier. Mac OS Extended (Journaled): Uses the Mac format (Journaled HFS Plus) to protect the integrity of the hierarchical file system.
In Disk Utility on your Mac, you can format an external disk for a Windows computer.
WARNING: Formatting a disk or volume erases all the files on it. Save any files you need to another volume before formatting.
In the Disk Utility app on your Mac, choose View > Show All Devices.
In the sidebar, select the disk you want to format to use with Windows computers.
Click the Erase button .
Click the Scheme pop-up menu, then choose Master Boot Record.
Click the Format pop-up menu, then choose one of the following:
MS-DOS (FAT): Choose this format if the size of the disk is 32 GB or less.
ExFAT: Choose this format 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.
Format Hard Drive For Mac And Pc Use
You can also partition a disk using the Master Boot Record partition layout, which is compatible with Windows.
Format Drive For Mac And Pc Use