03-23-2019 11:54 AM
If you connect your HERO7 Black camera to the GoPro App, does it show the same results on the app's preview screen?
Download a sample photo and video to your mobile device or computer. Is the footage affected?
If so, this could indicate an image quality issue on your camera. Re-flashing the firmware update of the camera can help correct any errors with the current software installation. Follow the manual update instructions specified on this article: Software Update Instructions for HERO7 Cameras
Hopefully this helps! Let us know how it works for you.