앱 델리게이트에서 다음과 같이 태그를 설정해준다. var window: UIWindow? func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool { // Override point for customization after application launch. if let tapBarController = window?.rootViewController as? UITabBarController{ let storyboard = UIStoryboard(name: "Main", bundle: .main) let vc =..