Libra, which is widely regarded as a challenger to dominant global player Bitcoin, is expected to launch in the first half of 2020
Currently, users can only delete messages from their own inboxes which will still show up in the recipient's thread
The social media giant said that while some cultural pundits argued that messaging makes people isolated, they found that messaging brought people closer.
'Discover' tab can browse recently visited businesses, featured experiences and categories
PayPal is the leader in peer-to-peer (P2P) payments with $24 billion in P2P volume during the third quarter of 2017 alone
The feature was available for all iOS and Android Messenger users from Monday
One can see up to six people at a time on the group video chat and up to 50 friends can join in the group
Facebook has also incorporated thousands of stickers, frames, masks and effects in the app
The move comes amid widespread global debate over the extent to which technology companies should help law enforcement snoop on digital communications