That feature is already there, although many people choose not to use it. If you login using your Microsoft account, you can list all the linked licenses. It doesn’t list product keys for security reasons, but your devices are listed there. account.microsoft.com/devices There a number of ways to expose the product key, powershell scrips are everywhere. I am taking the other journey, from being Windows to setting up my first Linux box. I just plugged in an external drive thinking it would just work. Wrong.