private async Task OnTechSupportAsync(string techSupportUriKey)
        {
            string techSupportUri = TranslationSource.Instance[techSupportUriKey];
            var    mail           = await _supportMailContentGenerator.GenerateSupportMail(techSupportUri);

            _appHelper.OpenUrl(mail);
        }
 private void Button_Click(object sender, RoutedEventArgs e)
 {
     if (!string.IsNullOrWhiteSpace(Url))
         _appHelper.OpenUrl(Url);
 }