https://www.youtube.com/watch?v=ahzbhoew_mo

This is my first flight since I updated to the new firmware. As you can see in the video, there is a lot of noise in the picture when the camera is facing the sun. I didn't have this problem in the past. My Camera setting was auto 4K60(4096 × 2160). It was around 4:45 pm. Is this noise normal...