Facebook Messenger now requires a Facebook account to sign up
New users can no longer sign up for Messenger without creating a Facebook account, a spokesperson confirmed to VentureBeat.
26 Dec 2019 ... New users can no longer sign up for Messenger without creating a Facebook ...
Lite app could opt to use their phone number in lieu of an account. “If you're new
to Messenger, you'll notice that you need a Facebook account ...