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