- #Reformat mac hd to apfs and external hardrive how to
- #Reformat mac hd to apfs and external hardrive mac os
The method I’m showing here requires some familiarity with the Terminal application, which can be found in /Applications/Utilities. You can’t just use Disk Utility to reformat an APFS disk to HFS+ - once it has been converted to APFS, the only options that appear for erasing an APFS disk are to reformat in APFS. If you only plan on using the hard drive with your Mac, and are running macOS 10.13 or later, the best option is 'APFS' as long as the external hard drive is an SSD.
#Reformat mac hd to apfs and external hardrive how to
In this tech tip, I’ll show you how to revert back to HFS+. What if you accidentally format a drive in the APFS format and then realize you can’t use Time Machine or FileVault 2? I recently ran into this dilemma when I formatted an external drive in the APFS format and it was unusable by Time Machine. For example, APFS is incompatible with Apple’s Time Machine backup application and FileVault 2 (which is used to encrypt full drives), and cannot be used to format Fusion drives - those drives that use a combination of a solid-state drive and conventional hard disk drive. However, there are still some instances where HFS+ needs to be used. Check out this new article to see how to revert an APFS drive to HFS+ easily.Īpple’s new APFS (Apple File System) format is the default format for storage under macOS 10.14 Mojave, replacing the dependable and long-lived HFS+ format. Use free scan for recovery of partition on Mac.
Just launch the Disk Utility, right-click or Control-click the drive containing your APFS partition, and select Erase. And once done your external drive is ready for you to use. If you decide you no longer want to use the volume as an APFS volume, you can use the Disk Utility application to format the partition with the Mac HFS+ file system or the cross-platform exFAT file system. Your Mac will take a few minutes to format a hard drive. The red arrows in the picture show you where you can find the format and scheme list of options.
#Reformat mac hd to apfs and external hardrive mac os
Changes to macOS and Disk Utility in macOS 10.15 Catalina now make this older method obsolete. Disk Drill: locate, rebuild and recover missing partition on Mac OS X. But still pick GUID Partition Map for your Mac.
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