Facebook Messenger for Android doesn't have a "log out" option. However, there are other ways to log out of it.
Here, we will see two different ways to do this task. Let's see what they are.
Log Out of Facebook Messenger App
That's all. You have successfully logged out of the Facebook Messenger app.
Alternatively, you can do the above task on the Facebook web version (PC) and here's how:
That's all. You've successfully logged out of Messenger.
I hope that this guide is useful to you. If it is, share this guide with your friends.
How to Log Out of Facebook Messenger