Navigate to Configuration > Editor and enter your Trueface token, then while on the same page add an rtsp stream link at the bottom and click Save.
Optionally you can enable the Object Detection and/or Face Recognition services while in the Config Editor page.
Navigate to the Collection Editor page by clicking Collection > Editor in the sidebar and create a new collection. Adding an identity is optional though..
On the top bar click Service > Start to start the services.
Navigate to either the Cameras > Viewer, Cameras > Video-Dashboard or the Dashboard pages to ensure the streams and services are running as intended.