what is mak and kms in microsoft key
Volume license key Starting with Windows Vista, Microsoft replaced VLKs with Multiple Activation Keys (MAK) and Key Management Server (KMS) keys. Hosts activated via a KMS have to report back to that key server once every 180 days.[3][4]
K-Lite Codec Pack The K-Lite Codec Pack is a collection of audio and video codecs for Microsoft Windows that enables an operating system and its software to play various audio and video formats generally not supported by the operating system itself. The K-Lite Codec Pack also includes several related tools, including Media Player Classic Home Cinema (MPC-HC), Media Info Lite, and Codec Tweak Tool.[3]