Product Activation works by verifying that a software program's product key, which you must use in order to install the product, has not been used on more personal computers than intended by the software's license. Your Microsoft product may run it for a limited amount of time without activation, and then it will go into Reduced Functionality Mode.
- Activating Microsoft software online
- Activating Microsoft software by telephone
- Troubleshooting activation problems
The link below will navigate your web browser to a guided tutorial which will help you solve your problemStart guided walkthrough.
Article ID: 2806157 - Last Review: May 24, 2017 - Revision: 2