TO AMEND YOUR SMTP PORT IN MICROSOFT OUTLOOK MAC 2016
1
Start Microsoft Outlook 2011 Click tools and Accounts
![](/images/email/outlook/mac2016/imap/1.png)
2
Highlight the account you wish to change the sending port for
Your Name
Your Name
your.name@domain.com
pop.iomartmail.com
smtp.iomartmail.com
your.name@domain.com
![](/images/email/outlook/mac2011/imap-edit/2.jpg)
3
Click "Override default port" and change the Outgoing Sending Port form 25 to 587
Your Name
Your Name
your.name@domain.com
pop.iomartmail.com
smtp.iomartmail.com
your.name@domain.com
![](/images/email/outlook/mac2011/port25/3.jpg)
4
Close the Accounts Window
Your Name
Your Name
your.name@domain.com
pop.iomartmail.com
smtp.iomartmail.com
your.name@domain.com
![](/images/email/outlook/mac2011/port25/4.jpg)