extension UIApplication {
var statusBarView: UIView? {
if responds(to: Selector(("statusBar"))) {
return value(forKey: "statusBar") as? UIView
}
return nil
}
}
UIApplication.shared.statusBarView?.backgroundColor = .red
Update for iOS 13
App called -statusBar or -statusBarWindow on UIApplication: this code
must be changed as there’s no longer a status bar or status bar
window. Use the statusBarManager object on the window scene instead.
Refer to How to change the status bar background color and text color on iOS 13?