protected override void OnAppearing()
        {
            base.OnAppearing();

            NotificationMessage.GetAutoSync();

            if (App.notificationMessage.AutoSync == "Enabled")
            {
                IsCheckedEnabledButton = true;
                EnableButton.IsChecked = IsCheckedEnabledButton;

                IsCheckedDisabledButton = false;
                DisableButton.IsChecked = IsCheckedDisabledButton;
            }
            else if (App.notificationMessage.AutoSync == "Disabled")
            {
                IsCheckedEnabledButton = false;
                EnableButton.IsChecked = IsCheckedEnabledButton;

                IsCheckedDisabledButton = true;
                DisableButton.IsChecked = IsCheckedDisabledButton;
            }

            if (App.SmartSUBServerURL != null)
            {
                ConnectionEntry.Text = App.SmartSUBServerURL;
            }
        }