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When you try to activate Microsoft 365 apps, you encounter the error message: "Your account doesn’t allow editing on a Mac". Try the following troubleshooting methods to solve the problem.
Sign out of Office and sign back in
- Open an Office app, such as Word.
- Select your name and profile picture or icon at the top.
- Select Sign out.
- Select Sign in.
- Make sure you are signed in with your Work or School account, not your personal Microsoft account.
- Try activating Microsoft 365 again.
Remove Problem Files
- Launch each Office app installed on your Mac, then click on the application name (e.g., Word) menu and choose Sign Out.
- Now quit the application.
- In the Finder, click on the Go menu then choose Go to Folder.
- In the box, type ~/Library
- Click on the Group Containers folder.
- Locate the following three files/folders and drag them to the Trash:
- UBF8T346G9.ms
- UBF8T346G9.Office
- UBF8T346G9.OfficeOsfWebHost
- Finally empty the Trash and launch an Office application to check if you can now edit documents.
Uninstall and Reinstall Office for Mac
For instructions, see the following articles: