Download Setup File from Downloader (100% Working Link)
Facebook Messenger for firefox is the first Facebook official app for desktop.
Chat while you do other stuff:
Facebook Messenger for firefox permit you to chat with your contact exactly from your pc desktop.
Get notified instantly
The most beautiful thing of this app is that it not only allow you to chat with your facebooks friends/contacts but also let you give access to your message notification and news feed. Most essential it allow you to get way in to all tools of the facebook social network.
Facebook Messenger for Firefox free download latest version