1. Open the Facebook Messenger app on your iPhone. 2. Tap on the “Settings” tab in the bottom right corner of the screen. 3. Scroll down and tap on “Log Out.” 4. Tap on “Log Out” again to confirm.
Video – How To Log Out Of Facebook Messenger On Iphone
Once you have logged out of Facebook Messenger on your iPhone, you will no longer be able to send or receive messages from the app. To log back in, simply open the app and enter your Facebook credentials.