


Until 2017, Apple released macOS 10.13 High Sierra. It's hard to believe that Apple's speedy Macs have used a file system that was developed more than 30 years ago. WARNING: Formatting the drive will erase all data on the drive, so you should copy any data you want off the drive prior to formatting.Free Download Overview of Apple File System (APFS) If APFS is not available then the drive is in MBR and not GUID Partition Map. NOTE: Make sure that Scheme is set to GUID Partition Map and not Master Boot Record (MBR). Check step 2 to confirm Disk Utility is Showing All Devices NOTE: If you don’t see Scheme, then make sure that all devices are showing and the non-indented entry is selected. Select the non-indented entry, you will see Media in the nameĬlick the button labelled Erase in the menu which will bring up this window.Click View in the upper left and select Show All Devices.To open Disk Utility - Open Finder > Applications > Utilities > Disk Utility IMPORTANT: Reformatting the drive will erase all data on the drive, so you should copy any data you want off the drive prior to formatting. If you need to go between macOS and Windows then format your drive ExFAT APFS does not natively work with Windows.Traditional hard drives can be formatted APFS, but Apple states that APFS is optimised for SSDs.Time Machine requires the drive to be formatted Mac OS Extended (Journaled)

APFS is not currently compatible with Time Machine.APFS is only available when Scheme is set to ‘GUID Partition Map’, APFS will not be shown when Scheme is set to Master Boot Record – See Step 7.APFS drives will not mount on macOS versions older than macOS 10.13 (High Sierra).APFS is not supported for macOS versions prior to 10.13 (High Sierra).It is important to keep the following in mind when formatting to APFS: The following is based on the latest version of macOS. The Apple File System (APFS) formatting option in Disk Utility is only available in macOS 10.13 (High Sierra) and higher. IMPORTANT: This article applies to the following macOS versions:
