How to get mail sent successfully with MailKit IMap?

Question

I'd like to know if my outbox mail has been sent successfully..

var client = new ImapClient();
....
var folders = client.GetFolders(client.PersonalNamespaces[0]);
var folder = client.GetFolder("已发送");//get sent mail floder in Chinese
var folderAccess = folder.Open(FolderAccess.ReadOnly);
string path = @"C:\temp\";

for (int i = folder.Count - 1; i >= 0; i--)
{
   var message = folder.GetMessage(i);
}

Answer 1

You can't send messages via IMAP, you can only send them via SMTP.

Sending messages via SMTP do not put them into any IMAP folder. You have to put them there yourself.