It works with Microsoft Office suites released between 2010 and 2019. Specifically, it targets Volume License copies of Office 2010, 2013, 2016, and 2019. It cannot activate Office 2021 or Microsoft 365 (formerly Office 365) retail versions.
If you need activated Windows or Office, you have safer (and legal) options: Microsoft Toolkit 2.6 Beta 5 Windows And Office Activator
Software activation is a process designed by software publishers to verify that a product key is legitimate and has not been used on more computers than the software license allows. For Microsoft products like Windows and Office, this typically involves verifying the license with Microsoft servers. It works with Microsoft Office suites released between
Tools marketed as "activators" or "KMS (Key Management Service) emulators"—such as the Microsoft Toolkit mentioned—attempt to bypass this verification process. They often work by mimicking a corporate licensing server on the local machine to trick the software into thinking it is properly licensed. If you need activated Windows or Office, you
The toolkit operates using two primary injection methods: