Mr. BlackStar @ 28.01.19, 5:30
After upgrading to MIUI 10 incoming calls are almost always displayed in a pop-up window from the top of the screen.
So it should be, this implies that when the screen is active then you use it, the calls will always be a pop-up window, so as not to interfere with the work, the call will be full-screen only when zablokirovan.Eto screen a new feature miui