i purchaced office 2007 pro in feb 09 £399.00 gbp. I now have a message saying that it is not a valid copy. I have the box, the cd's instruction book, product key and certificate of authenticity on the box. Please help
To help us analyze and troubleshoot the issue you are experiencing, please download and run the Microsoft Genuine Advantage Diagnostics Tool. Once you run the tool, click on the Continue button, then click on the Copy button and paste the report into your post.