1. Start Outlook Express and click "Accounts" in the "Tools" menu.



2. In the "Internet Accounts" window click on the "Mail" tab, select the mail account you want to change, and then click the "Properties" button.



3. Click on the "Advanced" tab. Change the Outgoing mail (SMTP) server port Number to 2525 (it will usually be preset to 25). Click OK.

12. Close the "Internet Accounts" window. You're SMTP port has now been changed and you will be ready to "Send and Receive" your email.