If you are converting a computer from a KMS host, MAK, or retail edition of Windows to a KMS client, install the applicable setup key (GVLK) from the following tables. If you haven’t already configured a KMS host, see Deploy KMS Activation for steps to set one up. To use the keys listed here (which are GVLKs), you must first have a KMS host running in your deployment. Applies To: Windows 10, Windows 8.1, Windows Server 2012 R2Ĭomputers that are running volume licensing editions of Windows 10, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Server 2008 R2, Windows Vista, and Windows Server 2008 are, by default, KMS clients with no additional configuration needed.