How each of the three different backup schemes used by Time Machine has worked, and how snapshots can work as backups.
Time Machine
How can you check the integrity of important files you have stored in iCloud, or in a Time Machine backup, such as those made by Big Sur to APFS?
How the start of Time Machine backups to APFS volumes is scheduled and dispatched, and a fascinating Secure Backup Daemon.
What tells me that macOS isn’t about to be swallowed up into iOS? Look at what’s happened with Time Machine in Big Sur, which has undergone as much development as it did prior to release in 2007.
How Time Machine has changed since it appeared in 2007, and how backing up to APFS volumes is different now it’s available in Big Sur.
macOS updates sometimes don’t work out right. What can you do to revert to the previous release? Did I hear you mention snapshots?
A short introduction to some of the highlights and quirks of M1 Macs, from dealing with apps which don’t run properly, to entering Recovery Mode and dealing with disaster.
Have you checked how much free space is on your startup volume after the last update? Do you wonder where it has all gone?
For many, this could be the best reason for upgrading early. Even when it doesn’t go quite as expected, this really isn’t difficult.
If you haven’t upgraded to Big Sur yet but intend doing so early, be reassured: it’s one of the smoothest for years. Full details and a few tips to help.
The Eclectic Light Company 