You are here: Home » Reply Reply To: Play MP4 or AVI FireFly Media Server (formerly mt-daapd) › Firefly Media Server Forums › Firefly Media Server › General Discussion › Play MP4 or AVI › Reply To: Play MP4 or AVI 14th January 2007 at 12:47 am #8418 rpeddeParticipant @the_witness wrote: Thanks, changing it to .m4v worked for me. But will mp4 be supported natively? Keep me posted! Yup. I need to work on the tag parsers to be able to tell if a file has a movie element or just music, but it’s something I want to get finished before iTV comes out.