Microsoft will stop old Windows product keys from activating new Windows installs Windows 7 and 8 keys still seem to work for now, but that may be ending.

Microsoft has closed down a loophole that let you activate Windows 11 with Windows 7 keys. It means you’ll now need to buy a legit Windows 11 key.

It has never been too hard for someone with the right amount of time, desperation, or flexible scruples to get around Windows XP's activation scheme. And yet XP activation, the actual encrypted ...