Known as the KMS38 activator, the open-source tool was created by a group called Massgrave, where MAS stands for Microsoft Activation Scripts. It was widely regarded ...

In this post, we will show you how to fix Windows Activation Error 0x80004005, License Activation (SLUI.exe) failed or Error 0x8004FE33, Acquisition of Secure ...

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

A bug in Microsoft’s activation server has led to pandemonium among people trying to activate or re-activate their Windows 10 Pro licenses. No need to panic. Microsoft will fix it “within one to two ...

Some Windows 10 users are reporting license issues resulting in warnings that their system is not activated. The issue surfaced in a Reddit post published yesterday, where other Windows 10 Pro users ...

The method used to activate Windows for single-user licenses starting with Windows XP and Windows Server 2003. Bulk licenses to companies do not contain Windows Product Activation (WPA). When Windows ...

Ed Bott has been digging in to the Microsoft’s Vista Activation policies in a Microsoft document entitled Product Activation in Windows Vista and Windows Server 2008. Through that document and other ...

Many users booting into their Windows 10 PCs this morning are being met with a deactivated machine as Microsoft's activation servers struggle with an ongoing issue. Users on Reddit have noticed that ...

Microsoft is working on a fix for a bug in its activation server that has caused Windows 10 Pro machines to report that their license has not been activated. The issue was causing panic for some ...