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You can find out how to use Time Machine to back up your Mac.

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Note that we always recommend that you have at least 10% space free on your Mac at any time, so if you don’t have that expect problems!īack up: Before you install a beta on your Mac you should make a backup of your data and files. If you end up requiring more space read: How to free up space on Mac. Make space: We’d recommend at least 15GB of available space because the macOS betas tend to be very large.

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Update your software: We recommend you have the latest full version of macOS installed, although Apple says that the macOS Developer Beta Access Utility requires macOS 10.8 or later. If the stability of the beta worries you then you are probably better off waiting until the final version is out, or at least waiting until testing has been happening for a few months before getting the beta. We discuss the safety of the macOS beta and the risks you might be taking in more detail in a separate article.

Alternatively, you could install the macOS beta on an external drive and run it on that.

Read about how to do that here: How to dual-boot Mac: Run two versions of macOS on a Mac.

We recommend installing it on a partition – which these days is really a volume (and is much easier to create than a partition was).

If you don’t have a second Mac there are a couple of ways you could run macOS beta on your Mac without running the risk of losing data or finding your Mac stops working: We strongly recommend that you don’t risk all by putting the macOS beta on your primary macOS, especially not in the early days of the beta development. If you have a second Mac that isn’t mission-critical then install it there. Therefore it’s not advised that you install it on a Mac that you rely on. Click on Upgrade Now.īy its nature, a beta has the potential to be unstable.

Now your Mac will Check for updates and eventually show the Sonoma Developer Beta as an upgrade.

If your developer account is tied to a different Apple ID to your usual one you can change that here.

You can now turn on Beta Updates (if they weren’t already on).

You should see two options: Automatic Updates and Beta Updates.

(System Settings > General > Software Updates.) If you are running macOS Ventura 13.4 or later:

We recommend that you do not run Sonoma on your primary Mac ideally, you run it in a separate volume.

We also strongly recommend that you back up your Mac before you upgrade to the Sonoma beta.

We strongly advise that if you aren’t a developer you don’t download the developer beta.

Now the Public Beta becomes available it will also show up on your Mac in macOS Ventura 13.4, as long as you have signed up for the Public Beta program on Apple’s beta webpage, signed the NDA, and enrolled your Mac.