Facebook is testing an option for users in India to save videos for watching offline at a later stage. The idea is to resolve the problem many users have of poor Internet connections.
Clearly, it's a limited trial right now, and Facebook did not comment on if and when it might be rolled out to a wider audience.
Only original videos posted on personal Facebook accounts and on the social network’s pages can be downloaded. Facebook Tests Saving Videos for Watching Offline [bloomberg.com]