Recovery reinstall, using an Installer app, or a bootable installer, or with an Apple silicon Mac in DFU mode? What the choices are, and how best to do it.
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If you normally ‘clean’ install a new version of macOS, how can or should you do that with Sonoma or another recent version on a modern Mac?
Complete step-by-step instructions for installing a new copy of macOS to an external disk, making it bootable. For Intel and M1 Macs of all flavours.
Why would you want to go to the lengths of erasing your startup disk and installing a macOS upgrade clean? Here’s why, and how to do it.
Install macOS in Recovery can only install one version, which probably isn’t the one you want. How can you get an earlier version installed, then?
Snapshots are designed to make it easy to roll back to a previous state. Why then can’t you use a snapshot to roll back to an earlier version of Big Sur?
For some, inability to clone to the internal SSD of an M1 Mac seems disastrous. In reality, it could achieve little, and there are better solutions.
How to install macOS on your M1 Mac’s external SSD. But it comes with a snag: you can only install 11.2 and can’t update it to 11.2.1.
It’s a commonplace task: make a bootable external disk for emergency use, containing your diagnostic and repair tools. On a new M1 Mac? Should be simple.
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.