You can see this thread and the answer from RoyLi-MSFT
Does winui 3 desktop application support "Windows.ApplicationModel.Email"?
Singh Wong
51
Reputation points
Hello everyone,
In uwp, using the following code to achieve the mail function works very well.
var emailMessage = new Windows.ApplicationModel.Email.EmailMessage();
var email = new ContactEmail()
{
Address = "user@hotmail.com",
Description = "FeedBack",
};
if (email != null)
{
var emailRecipient = new Windows.ApplicationModel.Email.EmailRecipient(email.Address);
emailMessage.To.Add(emailRecipient);
emailMessage.Subject = email.Description;
emailMessage.Body = string.Empty;
}
await Windows.ApplicationModel.Email.EmailManager.ShowComposeNewEmailAsync(emailMessage);
But in winui 3 desktop application, an exception will be thrown.
Does winui 3 desktop application support "Windows.ApplicationModel.Email"?