1. In Mozilla Thunderbird 3, click on
Tools >
Account Settings
2. Then, click on
Account Actions and
Add Mail Account...
3. Now, type in the sender name for this account, then enter your complete GMX email address and password. Click on
Continue.
4. At this point, Mozilla Thunderbird 3 will try to set up your account automatically. However, please note that these automatic settings are not correct for GMX.COM.
These automatic settings have to be changed in order to work with your GMX.COM account. To do this, click on
Manual Setup...
5. Select
Server Setting from the list and change the
Server Name to
pop.gmx.com if you wish to use POP3. (For IMAP settings, scroll down to the end of this guide.)
6. Select
Outgoing Server (SMTP) from the menu on the left, then (in the right window) select
GMX Freemail and click on
Edit
7. In this window, edit
Server Name and
Connection security as in the image below and click on
OK.
8. Finally, select your added server in the list and click on
Set Default
----IMAP----
In step 4, you should specify IMAP as the account type. Click on
Edit
Now, edit all fields as in the image below and click on
Manual Setup...
Next, select
Server Setting from the list and change the
Server Name to imap.gmx.com, than change
Port to 143 and finally change
Connection security to STARTTLS .
Continue with the POP guide at step number 6.