A:Answer To watch Videos from a USB Flash Drive on your Fire TV Edition television, you need to download the Media Player app VLC for Fire.
The app VLC for Fire supports the following formats:
MKV, MP4, AVI, MOV, Ogg, FLAC, TS, M2TS, Wv and AAC
The VLC app has a repeat function.
David M. - Toshiba Support