You can easily unblock someone on Facebook Messenger in the "People" preferences section of the app. Here's how to do it.
The desktop Messenger app is being retired, but chats will still be accessible through Facebook and Messenger on the web.
For those who use Messenger without a Facebook account, there’s still good news. After the desktop app is retired, you can ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results