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Enable SSL Encryption for Opera Mail on Windows (POP3)

Step 1
Launch Opera Mail fro your computer's Start menu.
Step 2
From the Opera Mail menu on the top-left of the window, select Mail Accounts.

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Step 3
Make sure to select your 1&1 e-mail account that you have already set up in Opera Mail and click the Edit button.

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Step 4
Select the Servers tab.

OperaWinssl3.png
Step 5
For the incoming mail port, input 993 and check the box labeled Secure connection (TLS).

For the outgoing mail port, input 587 and check the box labeled Secure connection (TLS).

When finished, click OK.

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