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Upgrading from Windows 8.1 Home to Professional?
1. Go to start screen, then just start typing Add Features to Windows 8.1, click Settings
2. Click Add Features to Windows 8.1, then click I already have a product key.
3. Enter this upgrade key: 449PX-G44P2-P7YNC-PB7F9-2YQG7. Click next, and then follow the steps. (This key will not be used to activate your Windows Operating System, rather get you to Windows 8.1 Professional.)
4. Once your computer upgrades to Windows 8.1 Professional, open up your start menu (with all the tiles) and type direct onto that screen 'This PC'.
5. You will see a search bar open up from the right. Right click on 'This PC' and select 'Properties'.
6. On the bottom right you will see 'Activate Windows'.
Enter the License Key Code provided for your product and the upgrade will be complete!
