1.Opening the Mail Header

1. To display the mail header of an e-mail, you first need to open that e-mail by double-clicking it.
    
2. Then click on "File" in the upper left corner.
   
   
    
3. Now select the menu item "Info" and then "Properties".
   
   
    
4. A new window showing the mail header opens. Here it is called "Internet headers".
   
   

2. Sending the Mail Header

There are two possibilities to send a mail header

Possibility 1:

You open the mail header as described above, copy it into a new e-mail and send this e-mail to the person who needs the mail header.

Possibility 2:

1. Open the e-mail which contains the mail header you would like to send by double-clicking it.
    
2. Select "More" and then "Forward as Attachment".
   
   
    
3. Now add the recipient of the e-mail and click "Send"