Step Wise Manual Tim mail settings for thunderbird
If you don't have a Tim mail address. you can create an email id from here then you can Tim 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, Tim Email address and Password then press Continue.
Click on the Manual config menu at bottom.
Enter Below Tim incoming server settings.
In incoming click on the dropdown menu and select IMAP.
Add server host :box.posta.tim.it
Port: 143
select SSL/TLS
Enter Below Tim outgoing server settings.
In outgoing select SMTP.
Add server host :mail.posta.tim.it
Port: 25
select SSL/TLS
Tap on Done. Now you are ready to use your Tim email account on your Thunderbird.