If you downloaded and installed the macOS Monterey public beta, there’s a chance that you may want to return to Big Sur, which is currently the stable macOS version. There are a couple of different ways to restore your Mac’s original software; which one you should follow depends on how you installed the beta.
The path to restoring is easiest if you made a Time Machine backup before updating the operating system, or if you installed the beta on a separate partition via Disk Utility. If you installed the beta on your main partition without a backup, you can still restore your system to the older OS, but you’ll need to start fresh.
Whichever path you chose, we’ll walk you through how to find your way back to a more reliable OS. Pick the…