The terms "Keygen" (Key Generator) and "Activator" (like Windows Loader or KMS tools) refer to third-party software designed to bypass Microsoft's licensing system.
: These tools often use a "SLIC" injection method to trick the OS into thinking it's on an OEM machine with a valid pre-activated license, or they use an internal KMS (Key Management Service) server to grant a temporary license. Windows-7-Product-Key--Keygen---Activator--100--Working
If you have a genuine license, you can still attempt to activate Windows 7 through official channels: The terms "Keygen" (Key Generator) and "Activator" (like