My first flight video was recorded at 1280x720 24fbs, the Sim  Card playback on my computer was ok nice and smooth.  The next flight I recorded at 1080p-1920-1080 30fps the playback on my computer was jerky, I tried 4k and it too was jerky. What am I doing wrong?.

My first flight video was recorded at 1280x720 24fbs, the Sim  Card playback on my computer was ok nice and smooth.  The next flight I recorded at 1080p-1920-1080 30fps the playback on my computer was jerky, I tried 4k and it too was jerky. What am I doing wrong?.