Version 1.46 added new interior UI addon accessory data, allowing for better integration of custom dashboards and GPS screens.
Ensure your background images match your monitor's aspect ratio to avoid stretching, as 1.46 features improved dash and screen quality. SCS Event Backgrounds v1.5 1.46
Modders can now utilize new detail layers such as oil, dirt, and skid marks for event scenes. Version 1
For those interested in further realism, consider pairing this with the mod, which adds unique "breakdown" and "accident clean-up" events to the game world that complement custom UI backgrounds. 46 or how to troubleshoot mod conflicts? Games/ETS2/Modding guides/1.46 - SCS Modding Wiki consider pairing this with the mod