using System; using System.Net; using System.Net.Mail; class Program { static void Main() { try { MailMessage mail = new MailMessage { From = new MailAddress("arifhilmi007@gmail.com"), Subject = "Testing Sending Email Using Console", Body = "Hi.", IsBodyHtml = false }; mail.To.Add("rezuansamirin@gmail.com"); SmtpClient smtpClient = new SmtpClient("smtp.gmail.com", 587) { Credentials = new NetworkCredential("arifhilmi007@gmail.com", "ptvh pjtb noed olxw"), // Use the app password here EnableSsl = true }; smtpClient.Send(mail); Console.WriteLine("Email sent successfully."); } catch (SmtpException smtpEx) { Console.WriteLine("SMTP error: " + smtpEx.Message); } catch (Exception ex) { Console.WriteLine("General error: " + ex.Message); } } }