Sign in to Facebook. Go to Settings & privacy > Settings > Apps and websites. (Apps and websites is on the left, but you'll need to scroll down a bit. It's nested under Your Activity.) Select Remove ...

The only way to deactivate Messenger is to first deactivate your Facebook account. If you don't want to go that far, you can disable your active status, or just delete the app. Once you've deactivated ...

These instructions apply to the Messenger app on your mobile device. Now, even if you open Messenger to read or send messages, it won't show that you're online. This is a great way to discourage your ...