- Click Start, point to All Programs, point to Accessories, point to
System Tools, and then click Activate Windows.
- Click Yes, I want to telephone a customer service representative to activate Windows, and then click
- Click Change Product Key, type the new product key, and then click Update.
- Click Telephone, and then follow the on-screen instructions to complete the activation process.
For more information about Windows product activation, visit the following Microsoft Web site:
For additional information about Windows product activation, click the following article numbers to view the articles in the Microsoft Knowledge Base:
Article ID: 810892 - Last Review: Apr 6, 2011 - Revision: 1