APFS (Apple File System) brings with it some new concepts for formatting and managing your Mac’s drives. Chief among these is working with containers that can dynamically share free space with any volumes contained within them.
To get the most out of the new file system, and learn a few new tricks for managing your Mac’s storage system, learn how to format drives with APFS, create, resize, and delete containers, and create APFS volumes that have no size specified.
In this guide, we teach you how to manage and alter APFS formatted drives through the use of Disk Utility. It is not intended as a general-purpose Disk Utility guide. If you need to work with HFS+ (Hierarchical File System Plus) formatted drives, take a look at the article, How to Use Disk Utility in macOS.
If you’re curious about APFS and how extensively it can or should be used, you can also read the article, Should APFS Be Used On All Disk Types?
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