Changing colorTint = .clear not solves the problem.
It seems like colorTint had effect on _UIVisualEffectSubview, but blue overlay is in _UIVisualEffectBackdropView.
I was expecting that will find a solution here, but now think that only I have this problem.

Changing
colorTint = .clearnot solves the problem.It seems like colorTint had effect on
_UIVisualEffectSubview, but blue overlay is in_UIVisualEffectBackdropView.I was expecting that will find a solution here, but now think that only I have this problem.