Step Wise Manual F-m mail settings for thunderbird
If you don't have a F-m mail address. you can create an email id from here then you can F-m email login.
Open Thunderbird Software App. Click on Email
When you click on the email, pop-up Set UP an Existing Account Screen.
Enter Your name, F-m Email address and Password then press Continue.
Click on the Manual config menu at bottom.
Enter Below F-m incoming server settings.
In incoming click on the dropdown menu and select IMAP.
Add server host :mail.messagingengine.com
Port: 993
select SSL/TLS
Enter Below F-m outgoing server settings.
In outgoing select SMTP.
Add server host :mail.messagingengine.com
Port: 587
select SSL/TLS
Tap on Done. Now you are ready to use your F-m email account on your Thunderbird.