Add extra features and styles to make Thunderbird your own.
Check out our Mobile Add-ons site.
by Firefox user db52dd on Sept. 10, 2017 · permalink
by candelora (Developer) on Sept. 10, 2017 · permalink
Many Thanks !!!
To create your own collections, you must have a Mozilla Add-ons account.
Create an Add-ons Account
or log in to your current account