2016:AppDraw
 | This 2016 engine article is a stub. You can help LRREW by expanding it. |
AppDraw is a part of |2016. AppDraw is a part of the rendering pipeline, and is a basic skeleton that Roblox chose not to remove. In the source code, it contains nothing of interest. It is related to App, which is the core Roblox engine.
There is no need to change any of this code.