May 19, · Go to Settings > Update & Security > Activation and click Change Product Key. Next, enter the default Windows 10 Pro product key: VK7JG-NPHTM-C97JM-9MPGT-3V66T. Follow the prompts to upgrade from Estimated Reading Time: 6 mins. Click on the Start button in the bottom left of your screen and select Settings again (you can also press WINDOWS+I to open the Settings window) Click Update & Security and then select the Activation tab on the left. In the Activation tab, click Change product key. Now enter your Windows 10 Pro OEM key and click Next to activate.
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