How to set background image for UINavigationBar on different iOS Devices

Question

I want to set full image on UINavigationBar, for this I have:

@2x image (640 x 128)
@3x image (960 x 192)

Below Screenshot is the

Answer 1

try this code in viewDidLoad

UINavigationBar.appearance().setBackgroundImage(UIImage(named: "image")!.resizableImage(withCapInsets: UIEdgeInsets.zero, resizingMode: .stretch), for: .default)