How to make a simple rounded button in Storyboard?

Question

I just started learning iOS development, cannot find how to make simple rounded button. I find resources for old versions. Do I need to set a custom background for a button? In

Answer 1

While adding layer.cornerRadius in the storyboard make sure that you don't have leading or trailing spaces. If you do copy paste, you might get spaces inserted. Would be nice if XCode say some kind of warning or error.