I got the issue fixed. I uninstalled Messenger, restarted my phone, went to the Facebook app and opened Messenger through there, and eventually, the app asked me if I wanted to install Messenger. I said yes, and boom, it worked!
I got the issue fixed. I uninstalled Messenger, restarted my phone, went to the Facebook app and opened Messenger through there, and eventually, the app asked me if I wanted to install Messenger. I said yes, and boom, it worked!