Step Wise Manual Gvni mail settings for thunderbird
If you don't have a Gvni mail address. you can create an email id from here then you can Gvni 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, Gvni Email address and Password then press Continue.
Click on the Manual config menu at bottom.
Enter Below Gvni incoming server settings.
In incoming click on the dropdown menu and select POP.
Add server host :pop3.frontier.com
Port: 995
select SSL/TLS
Enter Below Gvni outgoing server settings.
In outgoing select SMTP.
Add server host :smtp.frontier.com
Port: 465
select SSL/TLS
Tap on Done. Now you are ready to use your Gvni email account on your Thunderbird.