New for Monterey: Disk Utility now offers complete features for the management and maintenance of snapshots.
Disk Utility
The differences between HFS+ and APFS volumes explored. What a container is, and how to add new HFS+ and APFS volumes to a disk.
Why deleting either the System or Data volume, but not the whole Volume Group, could get your Mac into trouble in macOS 11 or 12.
Finder refuses to eject a volume because it’s in use, or Disk Utility complains that it can’t unmount a volume. Here’s what to do about it.
What do you need to do before selling or giving away your Mac to someone else? Here’s a summary, covering all from Intel to M1 models.
Don’t use Unicode normalised Form C names for volumes in Disk Utility, as they cause havoc, and prevent Spotlight from indexing volumes.
Given their very different structure, backups on APFS disks shouldn’t require routine maintenance. Checking and repair is performed using Disk Utility.
APFS is almost 4 years old, and set out to solve the problem of accumulation of minor errors which has plagued HFS+. Has it?
Although generally reliable in normal macOS and in Recovery, First Aid sometimes runs into problems with external bootable disks.
There’s no more critical app on your Mac, yet Disk Utility has suffered years of neglect – years in which APFS has grown many new features, and all Disk Utility gets is bugs and workaround.
The Eclectic Light Company 