How do i enable outgoing server authentication on Outlook 2010?

On all our servers authentication is required for all outgoing email to prevent spam. You will most likely be getting a 503 Relay not Allowed error if you have no enabled this.

To enable outgoing authentication in Outlook 2010 follow these steps:


  1. Open Microsoft 2010
  2. Click on File
  3. Click on Info
  4. Click on Account Settings
  5. Click the drop down button titled Account Settings
  6. Click on your email account
  7. Click on the change button
  8. Click on More Settings
  9. Select the outgoing server tab
  10. Select my outgoing server requires authentication
  11. Select log on using
  12. Enter your username and password for your email account
  13. Select remember password
  14. Click ok
  15. Click next
  16. Click finish

You should now be able to send emails
  • 32 Users Found This Useful
Was this answer helpful?

Related Articles

How to make iPhone save sent emails

On the iPhone:1. Click Settings2. Click Mail, Contact, Calendars3. Select the Mail account you...

What are the email server settings for IMAP, POP3 and SMTP

You can get the details needed for your email client from within cPanel. Follow these steps to...

How do I access WebMail?

You can access Webmail by going to http://yourdomain.com/webmail

Email Set up :: Mac Mail (Non-SSL)

1. Open Mac Mail and select Mail > Preferences.  (In some Mac computers Mail is already...

Email Set up : Mac Mail (SSL)

1. Open Mac Mail and select Mail > Preferences. (In some Mac computers Mail is already...