And a more secure file system format keeps your Time Machine backups safer. Each volume within an APFS container can have its own APFS format – APFS, APFS (Encrypted), APFS (Case-sensitive) or APFS (Case-sensitive, Encrypted). How to Format APFS Drive to Mac OS Extended. You can easily add or delete volumes in APFS containers. For example, folders named “Homework” and “HOMEWORK” are two different folders. ![]() For example, folders named “Homework” and “HOMEWORK” are two different folders.ĪPFS (Case-sensitive, Encrypted): Uses the APFS format, is case-sensitive to file and folder names and encrypts the volume. ![]() Choose this option if you don’t need an encrypted or case-sensitive format.ĪPFS (Encrypted): Uses the APFS format and encrypts the volume.ĪPFS (Case-sensitive): Uses the APFS format and is case-sensitive to file and folder names. Another advantage that this file system has over APFS is. Each volume uses only part of the overall container, so the available space is the total size of the container, minus the size of all the volumes in the container.Ĭhoose one of the following APFS formats for Mac computers using macOS 10.13 or later.ĪPFS: Uses the APFS format. Even when formatting external drives, it is a better option to go for Mac OS Extended than APFS. If you work on Windows computer and need to read or write files from HDD, SSD or flash drive formatted. If desired, you can specify reserve and quota sizes for each volume. HFS+ is one of the primary file systems of macOS. When a single APFS container has multiple volumes, the container’s free space is shared and is automatically allocated to any of the individual volumes as needed. The biggest downside to using APFS is that Macs with older macOS versions (macOS 10.12.6 Sierra and older) can’t read, write, or access drives that use it. This, alongside its speed and optimization improvements, makes APFS a great file system. macOS 10.13 or later supports APFS for both bootable and data volumes.ĪPFS allocates disk space within a container (partition) on demand. APFS is also more reliable, leading to less file corruption when compared to Mac OS Extended. While APFS is optimised for the Flash/SSD storage used in recent Mac computers, it can also be used with older systems with traditional hard disk drives (HDD) and external, direct-attached storage. ![]() On the other hand, Mac OS Extended (Journaled) is the recommended choice for formatting an external hard drive that you may use on an older Mac system. Then for your older Mac use the Mac OS Extended Journaled file system as the best choice. But for backwards compatibility with earlier Mac OS X releases before Sierra. You can put an APFS file system format on your external hard drive. For instance, if you need to format the SSD of your Mac, then you should go with APFS. So, when you want your drive only for your Mac. Apple File System (APFS), the default file system for Mac computers using macOS 10.13 or later, features strong encryption, space sharing, snapshots, fast directory sizing and improved file system fundamentals. Which mac disk format is the best Your best disk format depends on what you have to work with.
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