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

This is what you need to do first when you get Windows activation issues on Windows 11 or Windows 10 computers. To activate Windows with a digital license, you must have a valid internet connection.

Struggling with a Windows 11 product key not working? Discover step-by-step troubleshooting tips to activate your OS quickly ...

So I upgraded an old haswell system by replacing the Motherboard, CPU, & Ram. This PC is a gaming PC which I bought a Window 7 Ultimate retail lic for, then rolled into Win10 "free" upgrade. When I ...

I bought a boxed copy of Win11 Home for my file server, with the intention of later paying for the Pro upgrade. I'm impatient, though, and installed Win11 Pro from a USB drive. When I go to activate ...

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 ...

Phone activation for Windows has been discontinued. You'll have to use an online portal to activate Windows. The portal requires a Microsoft or business account. Microsoft has typically offered a few ...

Digital signage is great, until it isn't Bork!Bork!Bork! Windows activation is a tricky thing, particularly for digital ...