How to Group Messages by Thread in Mac OS X Mail

If things start to get confusing, nothing is more important than the red thread. Ariadne and, later, Theseus knew this, and if you've ever seen a discussion with a friend or on a mailing list spread among dozens of other messages in your Mac OS X Mail In box, you know it too.

Luckily, Ariadne had a thread with her. Luckily, Mac OS X Mail comes with a powerful tool that helps you see messages that belong together clearly and in a logical, a chronological order.

Group Messages by Thread in Mac OS X Mail

To browse your mail organized by thread in Mac OS X Mail:

• Select View | Organize by Thread from the menu.

Should you ever want to turn off this feature again, use the same menu item (to make sure Organize by Thread is not checked.

(Updated July 2011)