Attribute Inspector Changes not apply

Good Day,

In my Storyboard I add an Button to the UI and connect to the View Controller.

So I want test my app on my iPhone device (11) but the changes not showing I did in the attribute Inspector. For Example:

I set up a border radius for a button and a Background color. But on my device i only see the text. Whole changing not show.

if I do the "changes" programmatically everything is showing.

How can I do the changes I do in Attribute Inspector apply to the button on device?

in the View Controller the Button got blue background and white font color. On device it looks like this way:

App on Device: