Bem-vindo as Extensões para o Thunderbird.
Adicione recursos e estilos extras para tornar o Thunderbird só seu.
Fechar![Ícone de Folder Levels](https://addons.thunderbird.net/user-media/addon_icons/427/427199-64.png?modified=1364552424)
Folder Levels 1.0.1 Requer reinicialização
por Jeremy Iverson
Rank your email folders by how much you care about them, and hide the ones you don't need right now.