How to send email from asp net web form


ASP.NET is a popular programming used for developing web applications. One common requirement in web is the to send from a web form. In this article, we will explore how to send email from an ASP.NET web form the built-in of the language.

Setting up the Email Configuration

Before we can send emails from our ASP.NET web form, we need to configure the email settings. This includes specifying the SMTP server, port number, and authentication credentials. We can do this in the web.config file of our ASP.NET application.


In the above code snippet, we the SMTP server as “” with port number 587. We also the username and password for authentication.

Email from ASP.NET Web Form

Once we have configured the email settings, we can now proceed to send emails from our ASP.NET web form. We can use the System.Net.Mail namespace to achieve this.

using System.Net.Mail;

protected void btnSend_Click(object sender, EventArgs e)
    string recipientEmail = txtRecipient.Text;
    string subject = txtSubject.Text;
    string body = txtBody.Text;

    MailMessage message = new MailMessage();
    message.From = new MailAddress("");
    message.Subject = subject;
    message.Body = body;

    SmtpClient smtpClient = new SmtpClient();

In the above code snippet, we first retrieve the recipient email, subject, and body from the respective textboxes on the web form. We then create a new instance of the MailMessage and set the sender, recipient, subject, and body of the email. Finally, we create an instance of the SmtpClient class and call the Send method to send the email.


Sending emails from an ASP.NET web form is a common requirement in web development. By configuring the email settings in the web.config file and using the System.Net.Mail namespace, we can easily send emails from our ASP.NET applications. The provided code examples demonstrate the basic steps involved in sending an email from an ASP.NET web form.

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