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Manually Set Up E-mail with Microsoft Outlook using POP3

Learn how to configure Microsoft Outlook 2003, 2007, 2010, 2013 or 2016 for use with your 1&1 Mail Basic account using the POP3 Protocol.

Follow the instructions below to sync your E-mail account with Outlook. Before you begin, you will need to have Outlook already installed on your computer and created a 1&1 Mail Basic account.

Please note:
1&1 suggests the use of IMAP over POP3.
Step 1
On your computer, click Start > Control Panel.
Step 2
If using Windows Vista, Windows 7 or above, type Mail into the search box at the top-right of the Control Panel window to quickly find the Mail icon. Then, double-click it.
Search for Mail and double-click the icon
Search for Mail and double-click the icon
Step 3
Click on E-mail Accounts.
Mail Setup overview
Mail Setup overview
Step 4
Under the E-mail tab, click on New to add your 1&1 Mail Basic account.
E-mail Accounts > E-mail > New
E-mail Accounts > E-mail > New
Step 5
Select Manually configure server settings or additional server types and then click on Next.
Auto Account Setup overview
Auto Account Setup overview
Step 6
Select the Internet E-mail type of account and then click on Next. E-mail Service overview
E-mail Service overview
Step 7
Enter your name and your 1&1 Mail Basic address (A). This is the name that will appear when others receive your E-mail.

Select POP3 from the Account Type drop-down box. Enter pop.1and1.co.uk as the Incoming mail server and under Outgoing mail server (SMTP) enter auth.smtp.1and1.co.uk (B).

Enter your full 1&1 Mail Basic address as the User Name and the E-mail account's password (C). Check the box for Remember password if you do not want to enter your password every time you check or send your E-mails from this account. User, Server and Login Information to be filled out
User, Server and Login Information to be filled out
Step 8
Select the Outgoing Server tab from the top of the new window that opens.More Settings > Outgoing Server
More Settings > Outgoing Server
Step 9
Check the box for My outgoing server (SMTP) requires authentication and ensure that Use same settings as my incoming mail server is selected.

Next, click the Advanced tab at the top of the window.Outgoing Server settings > Advanced
Outgoing Server settings > Advanced
Step 10
Enter port 995 as the Incoming server (POP3) port and ensure that SSL is chosen from the Use the following type of encrypted connection drop-down box.

Enter port 587 as the Outgoing server (SMTP) port and choose TLS from the drop-down box next to Use the following type of encrypted connection.

Click on OK to save your settings.
Advanced settings to be determined

Advanced settings to be determined

Step 11
Click on Next.
Test Account Settings
Test Account Settings
Step 12
If the part of the test fails, go through the previous steps and double-check all of your settings in Outlook. If the test is successful, click on Close. Completed tasks
Completed tasks
Step 13
Click on Finish.
Congratulations window appearing
Congratulations window appearing
Step 14
Click on Close to close the Account Settings window. Account Settings overview > Close
Account Settings overview > Close
Step 15
Click on Close to close the Mail Setup window. Mail Setup overview > Close
Mail Setup overview > Close

You may now launch Outlook from the Start menu and begin writing and checking your mail.

For additional information, you may want to reference: