If the app is still unresponsive, you can update or reinstall it.

Then find Facebook Messenger and then swipe up to close it. Here’s how to restart it: Double-tap on the home button to open the list of recently used apps. This can be a great way to fix the Facebook Messenger app if it is frozen or unresponsive. Whatever the issue you are having with Facebook Messenger, the following are just some of the things you can do to fix it. Practical Fixes for Facebook Messenger Not Working on iPhone There may have some software bugs that need to blame or any other issues you may be having after the update. IOS update Bugs: An iOS update will interfere with certain functions of your iPhone. Small software glitches: If there have some glitches on your device, you cannot send or receive Facebook messages as usual. So make sure that the device is connected to the internet. Unstable network connection: If you're in a poor network environment, Facebook Messenger will not work. The Reason Why Facebook Messenger Not Working? 2.5 Ultimate Solution to Fix iOS System Bug.2.2 Update or Reinstall Facebook Messenger.Real Fixes for Facebook Messenger Not Working Issues

Open messenger app