Facebook Messenger for Firefox launched December 3, 2012 by admin Tweet Mozilla has announced the launch of Facebook Messenger for Firefox, allowing users of the web browser to chat with their Facebook friends while surfing any website. Read more… Neowin Related Posts:Facebook Messenger adds games you can play with a…Firefox 123 is out with search for Firefox View,…Can't close Facebook chat windows in a desktop…Mozilla stops displaying full-screen VPN ads within…Mozilla launches Firefox 114 with fairly small, but…