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