Windows activation patchHere priority to low. Use this option to minimize contention from KMS in a co-hosted environment. Note that this could cause KMS starvation, depending on what other applications or server roles are active. Use with care. This option sets a value in the windows activation patch that limits volume activation to a single type. Activation Type 1 limits activation windows activation patch Active Directory only; 2 limits it to KMS activation; 3 to token-based activation.
windows activation patch from links is given below.