poor video quality

All of my photos/videos have a round blemish on the upper left. I'm flying a Mavic Platinum. I've cleaned the lens with a lens cloth, but it hasn't made any difference. There's been no trauma. The lens looks spotless. The problem wasn't there a few months ago. View full image to see. Any...

Hi, new owner of MPP. Did couple of test flights today and was disappointed with video & photos coming out of drone. I've uploaded videos here for you to see: Dropbox - Upload Forum Setting as follows: Grain 1.mp4 - latest firmware - 4K, 30fps - 1/320 - 100 ISO - WB Cloudy - D-log - style...