Example (risky, not recommended):
The "KMS" in its name stands for . This is a legitimate technology developed by Microsoft for enterprise environments. It allows large organizations to activate many computers on a local network without each individual machine needing to connect to Microsoft servers. HEU KMS Activator essentially emulates this server environment on a single PC to bypass standard activation requirements. Key Features often cited: heu kms activator 4201 verified
Technical specifications