The Aprilaire S86WMUPR SIMPL Windows Module and Crestron Home Driver require a Module Instance License that can be obtained here.
Each SIMPL Windows Module and Crestron Home Driver requires a separate license in order to function. Please see the module help file for detailed instructions on retrieving your Activation Key.
Licenses are tied to the Crestron processor and the program slot(or Room ID for VC-4).
The Aprilaire S86WMUPR SIMPL Windows Module can be downloaded here.