Unreal Engine 4.20 Preview 1 has been released into the wild. On this stream, the team will discuss the upcoming features and fixes, such as our new cinematic depth of field, the proxyLOD tool, mobile improvements, Niagara, and more!
https://dev.epicgames.com/community/learning/livestreams/188/4-20-preview-feature-highlight-unreal-engine-livestream