public void OnClick(View view) { var token = PersistenceProvider.GetToken(); var radioButtonId = LanguagesRadioGroup.CheckedRadioButtonId; var radioButton = LanguagesRadioGroup.FindViewById <RadioButton>(radioButtonId); var iso3Language = (string)radioButton.Tag; PersistenceProvider.SetLanguage(iso3Language); Activity.SetLanguage(iso3Language); Activity.StartActivity(Activity.Intent); Activity.Finish(); }