It operates by temporarily activating the system, making it appear as if it were activated by an official KMS server, typically used in corporate environments. Uses KMS (Key Management Service) to activate Microsoft products. Does not require an internet connection for activation. Temporary activation, reactivation is needed periodically. Legal risks: Unofficial use may violate Microsoft’s terms of service. Not recommended for long-term or commercial use, as it may lead to software instability or security risks. Available for use on Windows and Office products (various versions).