1and1 Help Centre Categories

print article

Manually Set Up E-mail with Mozilla Thunderbird for Mac Using POP3

The following steps will teach you how to sync your 1&1 Mail Basic with Mozilla Thunderbird using POP3 protocol.

Before you begin, you will have Mozilla Thunderbird already installed on your computer and have a 1&1 Mail Basic account created.

Please note:
1&1 suggests the use of IMAP over POP3.
Step 1
Launch Mozilla Thunderbird. If it is your first time launching Mozilla Thunderbird, the Mail Account Setup Wizard will appear and you may skip to step 4. Otherwise continue with the next step.
Step 2
From the Mozilla Thunderbird window, select Tools > Account Settings. Thunderbird start page
Thunderbird start page
Step 3
At the bottom-left, select Account Actions > Add Mail Account. Account Actions
Account Actions
Step 4
Enter Your name, your full 1&1 Email address and your 1&1 Mail Basic Password. Check the box for Remember password if you do not wish to enter your password every time when checking or sending e-mail. Then, click the Continue. Login details
Login details
Step 5
Suggested settings may be provided for you. Be sure to select POP3 to view the suggested POP settings. Click on Manual Setup to change the details, should they not be correct. Pre-populated settings
Pre-populated settings
Step 6
Enter pop.1and1.co.uk as the Incoming Server hostname and 995 as the Incoming Port Number. From the SSL drop-down menu, select SSL/TLS and Normal password from the Authentication drop-down menu.

Enter auth.smtp.1and1.co.uk as the Outgoing Server hostname and 587 as the Outgoing Port Number. Start STARTTLS from the SSL drop-down menu and select Normal password from the Authentication drop-down menu.

Enter your full 1&1 Mail Basic address as the User Name.

When you are finished, click on Done. Modified Configuration
Modified Configuration
Step 7
Under Local Folders, select the Outgoing Server (SMTP) menu option. Click on OK. Local Folders
Local Folders
Step 8
Find the newly-added account on the Thunderbird start page. Thunderbird start page
Thunderbird start page
For additional information, you may want to reference: