https://answers.microsoft.com/en-us/windows/forum/windows_10/windows-10-upgrade-license-oem-vs-full/4a3ec7d2-fced-48bf-99a8-04cb71dae9d5?auth=1


https://www.youtube.com/watch?v=odx2C_UcWMw


https://www.youtube.com/watch?time_continue=204&v=tvnGB0tXTLI&feature=emb_logo


On a computer running Microsoft Windows non-core edition, run 'slui.exe 0x2a 0x80070422' to display the error text.

https://answers.microsoft.com/en-us/windows/forum/all/on-a-computer-running-microsoft-windows-non-core/18774dc2-a57d-46b3-a6ae-1b1c9f829444


How to use SLMGR

https://www.lifewire.com/slmgr-command-4684499