google.com, pub-2203413632152319, DIRECT, f08c47fec0942fa0
See Videos - Swift 4 :- How to Change iOS App Language OR Localization in iOS Hindi. Then App Open Default Language - Add Source code - AppDelegate @UIApplicationMain class AppDelegate : UIResponder , UIApplicationDelegate { let currentLanguage = "pt-PT" func application ( _ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any ] ? ) -> Bool { UserDefaults.standard. set (currentLanguage, forKey : "AppleLanguage" ) Bundle. swizzleLocalization () return true } } extension Bundle { static func swizzleLocalization () { let orginalSelector = #selector ( localizedString ( forKey:value:table: )) guard let orginalMethod = class_getInstanceMethod ( self , orginalSelector) else { return } let mySelector = #selector ( myLocaLizedString ( forKey:value:table: )) guard let myMethod = class_getInstanceMethod ( self , mySelector) else { ...