code: function onApplyAuthSettingsChange() {
    try {
      auth.settings.appVerificationDisabledForTesting =
          $("input[name=enable-app-verification]:checked").val() == 'No';
      alertSuccess('Auth settings changed');
    } catch (error) {
      alertError('Error: ' + error.code);
    }
  }
docs: Applies selected auth settings change.