12-11-2019 10:42 AM
Reformat your SD card using a computer.
After reformatting your SD card download the firmware for your camera and install it manually.
You can download it here: https://gopro.com/en/us/update
https://gopro.com/help/articles/block/How-to-Update-GoPro-Cameras visit this link for the instruction on how to install the firmware manually.
Let us know if that will work.