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Authorise your Mac to get purchases from the Book Store, Audiobook Store or Audible website
If you purchase books or audiobooks on other devices from the Book Store or Audiobook Store in Apple Books, you can see those purchases on your Mac by authorising your computer. You can authorise up to five computers and up to ten iOS devices and iPadOS devices to use with your Apple ID account.
You can also authorise your Mac to play audiobooks downloaded from the Audible website (audible.com).
Authorise your Mac
In the Books app
on your Mac, choose Account > Authorisations > Authorise This Computer.
If you haven’t already, sign in using the same Apple ID you use on your other devices.
Your Mac is now authorised for the Book Store and Audiobook Store.
Deauthorise your Mac
Be sure to deauthorise your Mac before you sell it, give it away, send it in for service or make major hardware upgrades.
In the Books app
on your Mac, choose Account > Authorisations > De-authorise This Computer.
To learn how to see your authorised computers, deauthorise a computer no longer in your possession and more, see the Apple Support article Authorise or deauthorise your computer for iTunes Store purchases.
Authorise your Mac to play audiobooks purchased on audible.com
Audible is a third-party website that sells audiobooks and other spoken programs. Before you can listen to an audiobook that you download from the Audible website, your Mac needs to be authorised on audible.com.
In the Books app
on your Mac, import the Audible file you downloaded (or double-click the file in the Finder).
Click Yes in the dialogue that appears.
Sign into audible.com if necessary, then follow the onscreen instructions.
You can authorise up to three computers to play purchases from the Audible website.
De-authorise your Mac on audible.com
To de-authorise Audible on a computer, do any of the following:
Choose Account > Authorisations > De-authorise Audible Account.
Visit audible.com, sign in to your Audible account, then follow the on-screen instructions for de-authorising a computer.