How does messenger work without Facebook?

Related questions

1. Can I email Facebook?
2. What to do if Facebook is not working?
3. How do I reconnect with my Facebook account?
4. How can I get free Facebook on smart?
5. How do you recover a Facebook account?
6. Can I reactivate my Facebook account after 2 years?
7. Can I join Facebook anonymously?
8. Does Facebook Messenger work without wifi?
9. How do I email to Facebook?
10. What authentication does Facebook use?

Tags

1. #option
2. #enter
3. #having
4. #facebook
5. #account
6. #chats
7. #videos
8. #calling
9. #phone
10. #select
11. #without
12. #video
13. #start
14. #voice
15. #group
16. #number
17. #upload
18. #download
19. #messenger
20. #photos