Step Wise Manual Show mail settings for thunderbird
If you don't have a Show mail address. you can create an email id from here then you can Show 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, Show Email address and Password then press Continue.
Click on the Manual config menu at bottom.
Enter Below Show incoming server settings.
In incoming click on the dropdown menu and select POP.
Add server host :pop.show.co.kr
Port: 110
select SSL/TLS
Enter Below Show outgoing server settings.
In outgoing select SMTP.
Add server host :smtp.show.co.kr
Port: 25
select SSL/TLS
Tap on Done. Now you are ready to use your Show email account on your Thunderbird.