The Software Licensing Service determined that the specified Key Management Service (KMS) cannot be used. What causes Windows Activation Error 0xC004F015? There can ...

When Microsoft first launched the Windows operating system, installing it was only a matter of copying the program onto a disk. You didn't have to verify your copy of Windows. Starting with Windows XP ...

Microsoft is currently investigating a problem that prevents the activation of Windows 10 and Windows 11, as The Verge reports. The issue affects computers on which users have upgraded from Windows 7 ...

Facepalm: Microsoft is investigating a new activation issue that is affecting many Windows 10 and 11 PCs. The problem seems to have cropped up last month after the company pushed out an update to plug ...

Windows Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow. 1] Are you using the right product key? Make ...

Ugh this kinda sucks but I guess it doesn't really matter. I had a bunch of Windows 7 keys from 2009 that have been great with 10 and 11. I get that this free ride is over but it still sucks. It ...

Microsoft has released the KB5048652 cumulative update for Windows 10 22H2, which contains six fixes, including a fix that prevented Windows 10 from activating when you change a device's motherboard.

In December 2022, we published a short PSA, reminding users they could still activate Windows 11 and 10 with valid Windows 7, 8, and 8.1 keys. This practice dates back to 2015 when Microsoft launched ...