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Create a Backup of your 1&1 E-mail Account with Mozilla Thunderbird

For customers using a Windows operating system.

Learn how to create a backup of your 1&1 e-mail account with Mozilla Thunderbird on your PC.

Before you begin, you will need to have Mozilla Thunderdbird installed on your computer as well as Manually Set Up E-mail with Mozilla Thunderbird if you have not already.

Please note:
Make sure Mozilla Thunderbird is closed prior to creating your backup.
Step 1
Press the Windows key + R to open the Windows Run prompt, type %appdata%, and click OK.
Windows Run prompt
Windows Run prompt
Step 2
Double-click the Thunderbird folder to open it.
Windows Explorer window
Windows Explorer window
Step 3
Create a copy of the Profiles folder and save it in a safe location, such as in another folder, on a flash drive, or in your 1&1 Storage.