To Add a New Controller

Open the Overlay Graphics Configuration window by going to Settings > Properties.
Click New controller.
In the Graphic Type drop-down, select the type of graphics system you are using (see Overlay Graphics Types).
Set the Controller properties according to the selected Graphic Type. See corresponding section for each graphic type.
Optionally, add graphics profiles via the Graphics Profiles Tab. Only applicable for some graphics systems.
To add engines to the controller, see To Add a New Engine below.

To Add a New Engine

Open the Overlay Graphics Configuration window by going to Settings > Properties.
In the list of controllers, select the black box of the Controller you want to use.
Click New engine, or right-click the controller and select Add engine.
Set the Engine properties according to the selected Graphic Type. See corresponding section for each graphic type.
Optionally, set actions for selected system events using the Actions Tab (Event and Action Rules).