macOS 11 Big Sur has thrown a cryptographically signed monkey wrench into the inner workings of backup apps that make bootable duplicates. There are now workarounds, and Apple promises to fix the necessary underlying tool, but Adam Engst suggests that we need to rethink the role bootable duplicates play in a modern backup strategy.
When you buy a new Mac and migrate your old Mac’s files to it during setup, Setup Assistant moves over numerous settings and configurations. But don’t assume you’ll just be able to pick up exactly where you left off, since there are quite a few apps and services that require additional post-migration attention.
If you’re curious about how Time Machine works or are troubleshooting a problem with your Time Machine backups, Howard Oakley has a lengthy series with useful details about Apple’s backup solution.
If you’ve had your head in the sand about the impending discontinuation of CrashPlan for Home, today is the day your backups will stop working and all your CrashPlan Central data will be deleted.