1. Open Outlook Express then click Tools.
2. Select Accounts.
3. Click Add Account then select Mail.
4. Enter your name in the Form field.
5. Enter your email address. This should be the email address with which you want to receive messages.
6. Set the incoming mail server (either POP3 or IMAP) and the outgoing mail server (SMTP server) to www.(your domain name).com. Then select 25 or 2525 for the SMTP port.
7. Use your complete email account name for the Username. Example: youraccountname@yourdomainname.com.
8. Click Finish.

To configure email properties, here’s how:

1. Click on your new account and select Properties.
2. Navigate to the Servers tab then select the My Server Requires Authentication checkbox.
3. If you opt for POP3 and still want to keep messages on your server, go to the Advanced tab and check the Leave A Copy of Messages on Server.
4. Click OK.