Extra Folder Columns

Tahap 1 daripada 5 bintang

oleh S AdM pada Dec. 16, 2009 · pautan kekal

Does not work with Thunderbird 3.0! I don't want to fiddle around in files to have it work. Please update it!

Anyhow, why was this feature deleted from Thunderbird?
It is so basic! I can't understand this!