- 1). Click the Windows "Start" button. Type "windows anytime upgrade" in the search text box. Press "Enter." This command starts the upgrade wizard for Windows 7.
- 2). Click the "Windows Anytime Upgrade" option, and select "Enter an Upgrade Key" in the options section. This activates a text box where you type your new license key.
- 3). Type the Enterprise key in the license text box labeled "Upgrade Key." Click "Next." Windows verifies your license key is valid and tells you that you must wait several minutes to activate your new product license.
- 4). Click "Reboot" after your new product activates. When you reboot, notice the new product edition "Enterprise" is shown in the Windows splash screen.