Originally Posted by BleedingPurist
Well.. keep in mind that Android plays the most file types. If you'd like a good lesson in limited codec support then you can go to iPhone if you want something to be sick about.
The real question here is what and where did you get this particular mp4? Did you use Dice Player as suggested?
Yes, I agree. The first question that comes to mind is where you got the mp4. And what devices have you been able to view the files.