Patrick Wambold will walk you through how to set up a simple scene using the DMX plugin, use the fixtures in the demo, edit them, Pixel Mapping for live events and virtual production, using scene captures and DMX output to augment on-set lighting.
https://dev.epicgames.com/community/learning/livestreams/Xo4/control-lighting-with-dmx-in-4-26-inside-unreal