If you're not sure which email software—and which version—you're using, look at the following images and identify your program. Then, when you're using the program, click the Help menu at the top and choose the About option.

Macintosh Mail Mail option in top toolbar highlighted and active, displays dropdown with About Mail highlighted.
 
 
Microsoft Outlook Title bar highlighted. Help button highlighted and active, displays dropdown. About Microsoft Outlook highlighted.
 
 
Microsoft Windows Mail Title bar highlighted. Help button highlighted and active, displays dropdown. About Microsoft Windows Mail highlighted.
 
 
Outlook Express Title bar highlighted. Help button highlighted and active, displays dropdown. About Microsoft Outlook Express highlighted.
 
 
Thunderbird Title bar highlighted. Help button highlighted and active, displays dropdown. About Mozilla Thunderbird highlighted.
 
 
Windows Live Mail Title bar highlighted. Question Mark icon selected, displays dropdown. About Microsoft Windows Live Mail highlighted.
 
 

 

 

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