On the Settings screen, it will display different categories of settings that you can configure, e.g., notifications, text messages, multimedia messages and so on. You have to selectGeneralsettings from the list displayed. On the General settings screen, scroll down to the bottom of the screen...
Way to Get Rid of Facebook Chat Heads Pop-up in Android 1.Launch Facebook Messenger app, then go to settings by tapping on “Gear icon“. In the settings page, notice the “Chat Heads” section. Tap on it. 2.Now disable Chat Heads by tapping the switch “Off|on“. ...