In a new update that started to roll out Thursday, #Facebook's chat app now has #Messenger #Codes — circular patterns around a user's #profilephoto, which can be scanned to start a chat with that person.

In a new update that started to roll out Thursday, #Facebook's chat app now has #Messenger #Codes — circular patterns around a user's #profilephoto, which can be scanned to start a chat with that person.

In a new update that started to roll out Thursday, #Facebook's chat app now has #Messenger #Codes — circular patterns around a user's #profilephoto, which can be scanned to start a chat with that person.