How to setup a new email account in Mozilla Thunderbird email client version 3
STEP 1Open Thunderbird and select the Edit menu. Load the Account Settings tab.
STEP 2From the new window click on Account Actions and choose Add Mail Account.
STEP 3Enter your name as you would like it to appear in the From: field for all outgoing messages and the email address which the others will use to send email messages to you. Also supply the password for this email account. Then click Continue.
STEP 4At this point Thunderbird 3 will attempt to automatically detect and finalize the configuration for your incoming and outgoing server settings. Let the automatic configuration utility finish.
STEP 5Once finished click Edit.
STEP 6Change the username to the full email address for which you are setting up the account.
STEP 7Set the Incoming protocol to either POP or IMAP according to your preferences. The ports are default - 143 for IMAP and 110 for POP3. You can select STARTTLS from the drop-down menu.
STEP 8For Outgoing server select mail.yourdomainname.com. You can select STARTTLS from the drop-down menu. The default SMTP port is 25, but you can also use 2525.
STEP 9Click Re-test Configuration. If everything is entered correctly both Incoming and Outgoing servers should have green light displayed.
STEP 10Click Create Account.
If you are having trouble with these settings login to your webmail and click on 'Configure your Mail Client' for more information / options.