Facebook Messenger: How To Turn Off Notifications - InformationWeek
If you want to shut off alerts from friends within Messenger, you'll need to look beyond the app, iOS and Android users.
18 Aug 2014 ... If you want to shut off alerts from friends within Messenger, you'll need to look ... Android users have logged nearly 1 million one-star reviews of the app, ... another nagging problem: You can't turn off notifications from within the app. ... need to visit your device's Settings page and then tap Notification Center.