When you try to activate Microsoft Office for Mac 2011, you receive one of the following error messages:
Online activation did not complete successfully because the activation server is temporarily unavailable.
You can try to access the server again. If you cannot access the server, you can activate later or activate by phone.
To work around this problem, follow these steps to activate by telephone:
Click the Activate by Phone option at the bottom of the window.
Select your location, and then dial the telephone number that is listed on the screen. For example, for the United States, the number is (866) 825-4797. For the United Kingdom, the number is (44) (203) 147-4930.
Note You will need your Installation ID. If the Installation ID is blank or all zeros, also call the telephone number that is displayed.