Display Only Unread Messages in Mozilla Thunderbird
To see only unread mail in Mozilla Thunderbird:
- Make sure the View item is in your toolbar.
- Select View | Toolbars | Customize... from the menu.
- Drag and drop View to the toolbar.
- Select Unread from the View: toolbar item.
Display Only Unread Messages in Mozilla, Netscape Messenger and Mozilla Thunderbird 0.9
To display only the unread messages in a folder with Mozilla Thunderbird, Netscape or Mozilla:
- Select View | Messages | Unread from the menu.
To bring back all the read mail, choose View | Messages | All.

