TO EDIT YOUR SETTINGS IN MOZILLA THUNDERBIRD (IMAP)
1
Start Mozilla Thunderbird, select Applications Menu » Options » Account Settings

2
Select Outgoing Server (SMTP) then highlight the account you want to edit and click Edit
your.name@domain.com
your.name@domain.com
your.name@domain.com

3
Change the Outgoing Server to smtp.iomartmail.com and click OK
smtp.iomartmail.com
your.name@domain.com

4
Click Server Settings under the mailbox you want to edit, amend the server to imap.iomartmail.com and click OK
imap.iomartmail.com
your.name@domain.com
your.name@domain.com
