Messenger icon is gone on Facebook app

[jekrispardgeek]

I updated my facebook and my Messenger icon moved to the top beside the search bar and after i updated and updated my Messenger whenever there's an update available my Messenger was gone i can only access to settings bar or else i need to open the Messenger app.

 

[Hendri Hendri]

It's been quite a while i noticed that, which felt like something missing on the menu bar