How does RectMask2D Unity work?

Question

Unity

I poked through the parameters, inserted this component everywhere, it does not work. Also, I have not found a normal explanation of how it works and how it is configured anywhere, please help)

Answer 1

They didn't find it directly:
https://docs.unity3d.com/Packages/[email protected]
https://forum.unity.com/threads/how-to-use-rect-ma.. .