Fáilte go Breiseáin Thunderbird.
Add extra features and styles to make Thunderbird your own.Dún
Extra Folder Columns 1.1.5 Requires Restart
This extension is for those TB3 users who want the multiple-columns view that TB2 allowed
IMPORTANT: If you are using Thunderbird 38 or later, uninstall this addon. The functionality is in core now.
Maidir leis an mbreiseán seo
See https://support.mozilla.org/en-US/kb/new-thunderbird-38#w_expanded-folder-pane-columns for changes in Thunderbird 38, as this functionality is now in core.