playback

The playback button doesn't seem to do anything in DJI go. It beeps when I press it on the RC, but nada. Just to make sure, this is the correct button, right? The p3p's playback was exactly there, so someone please correct me if I'm pressing the wrong button on this p4p. " II " button...

If anyone can help me with this little problem, I'd be eternally grateful! Here's the situation. I bought a Phantom 3 standard a while back. I'm a photographer so being able to take 2.7k aerial video was a no-brainer. However, my computer will not play ANY of the 2.7k videos I take with it...