Tools for booting an otherwise hard-bricked GoPro Hero2 / Hero3+Black / Hero4 camera using its built-in USB command mode, to its RTOS or to a standalone Linux environment.
Make sure the card is formatted as FAT32 instead of exFAT. Most larger cards are formatted as exFAT by default. The Linux kernel in the recovery payload only supports FAT32 cards, not exFAT.
It keeps saying ''error mounting card'' tried everything again, a different card etc. nothing happens.