With the just-released Facebook version 6.8 for iOS, any time a user scrolls through their News Feed and comes upon a video, it will auto-play instead of only playing when the user has tapped on it. The auto-play feature works on both friend's video and video ads. The new feature is … Technical Product Manager / VP at Edelman Public Relations. Web Strategist, Data Junkie, Web Application Developer, Traveler and Technology Enthusiast.Opinions are my own. 0.