What codecs does the Microsoft Surface natively support? Posted by resource on October 26, 2012 09:41 pm 18 I tried to run .mkv's off of my USB drive and that didn't work although I'd imagine .mp4s and .avis would. Can anyone confirm this? Also, what apps would enable .mkv playback? There are 18 Comments. Load 'Em Up. Show speed reading tips and settings Shortcuts to mastering the comment thread. Use wisely. C - Next Comment X - Mark as Read R - Reply Z - Mark Read & Next Shift + C - Previous Shift + A - Mark All Read Comment Settings Live comment alert: Hide it! Comments for this post are closed.