Once you have your key, follow these steps to activate the software:
Ensure you are not confusing "Professional" with "Premium." A product key for Visio Professional 2010 will not activate the Premium edition features. Telephone Activation Not Working microsoft visio premium 2010 product key
Enter the 25-digit key when prompted during the initial setup. Open Visio: If already installed, go to the File tab. Navigate to Help: Click on Help in the left-hand sidebar. Once you have your key, follow these steps
Follow the prompts to activate via the internet. If internet activation fails, you may need to use the Telephone Activation method. Why "Free" Keys Online Usually Fail Once you have your key