Microsoft 365 Apps activation error: "Your account doesn’t allow editing on a Mac"

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

  1. Open an Office app, such as Word.
  2. Select your name and profile picture or icon at the top.
  3. Select Sign out.
  4. Select Sign in.
  5. Make sure you are signed in with your Work or School account, not your personal Microsoft account.
  6. Try activating Microsoft 365 again.

 

Remove Problem Files

  1. Launch each Office app installed on your Mac, then click on the application name (e.g., Word) menu and choose Sign Out.
  2. Now quit the application.
  3. In the Finder, click on the Go menu then choose Go to Folder.
  4. In the box, type ~/Library
  5. Click on the Group Containers folder.
  6. Locate the following three files/folders and drag them to the Trash:
  7. UBF8T346G9.ms
  8. UBF8T346G9.Office
  9. UBF8T346G9.OfficeOsfWebHost
  10. 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:

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