When your backups are stored on hard disks, even though they may use APFS, it’s important to check they’re sound. How to do better than Disk Utility.
Disk Utility
A major new version of macOS bringing few big changes, but lots of opportunity for improvements and fixes.
Explains the identifiers, sizes and tidemark data shown for snapshots in Disk Utility, in Monterey.
New for Monterey: Disk Utility now offers complete features for the management and maintenance of snapshots.
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.
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