How to make a panel so that it overlaps all the layers below?

Question

Unity

I have 2 canvases. One is how the prefab will be responsible for the movement of the character in all scenes, and the other will be like a dialog box, but there was a problem, how to make the panel be on top of the buttons that are attached to another canvas?

Answer 1

There, at the canvas, the parameter is Sort order, ..

Answer 2

One of the options is 2 camera and depth parameter or try playing with layers

Answer 3

Why do you need two paintings?
Select the control buttons in an empty object (on the canvas), and poke it into all the scenes on the canvas