How to clean install Windows 10

See the original posting on The Verge

Windows 10 has been available for a couple of days, and 14 million machines have already been upgraded. If you’re anything like me and you have a custom PC or you just want a nice and clean install of Windows then you’ll want to format and start over. Microsoft hasn’t been exactly clear about that process, but I’ve spent the past couple of days figuring out what does and doesn’t work. If you want to learn more about the operating system then read our Windows 10 review here.

How to clean install Windows 10

If you’re on Windows 7 or Windows 8.1

Warning: this guide is designed for the technically minded, so if you just want to upgrade to Windows 10 then please follow the usual process here.

First things first, backup everything you want…

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