This demo assumes you've already opened Opera.
1) Click on the Opera icon to access Mail Accounts.
2) Click Mail and Chat Accounts.
3) You will get a popup asking you to create an account. Click Yes.
4) You will get a new popup asking for the account type. Just leave Email selected.
5) Now click on next.
6) Now type your real name.
7) Type your email address.
8) Click on Next to continue.
9) Type your company name.
10) Type your username which should be your full email address, for example, username@domain.com
11) Type password here.
12) Make sure you keep Regular email (POP) selected.
Generally, on a cPanel based server, the mail server name format is mail.yourdomain.tld
See, Opera Mail has entered that by default!
You will be asked to enter your mail server info.
13) To leave your messages on the server, leave this checkbox selected. 
When you download email in Opera Mail, a copy is still stored on the server.
14) Also keep Until I permanently delete them checked, so it doesn't get deleted when you delete them in Opera Mail.
15) Select Use secure connection (TLS).
16) Select Use secure connection (TLS) for the outgoing server too.
17) Please click on Finish to continue.
You may also need to change ports for the account. The SSL POP3 port is 995 and the SMTPs one is 465.
See, a sidebar has been opened.
Congraulations! You have successfully configured a POP email account in Opera Mail.
There you can see all the menu options and mail folders.
This is the end of the tutorial. Now you know how to configure a POP email account with SSL in Opera Mail.
