And as people have asked me about it, on Twitter or via email, I’ve told them that it still works. What this means is that you can download the Windows 10 Setup media—which is always the latest version, so you’ll get Windows 10 version 1709, or the Fall Creators Update, at the time of this writing—and perform a clean install of the OS on any PC.
It has to be a retail key, not a key that came with a computer.Tip: If you get an Input Error: Can not find script file... Don’t worry, running the wrong command won’t hurt anything.Double-check your Office and Windows versions and try a different command.And it has to be unused, though there is some anecdotal evidence that even used keys will work in some cases.(And you could always call Microsoft support, explain the situation, and try for a phone activation.) And here’s a fun future use for this feature.