Don't miss the critical detail: > 15) Flash the frost.img file from our download section to the phone: 'fastboot flash recovery frost.img'. For this command t

Don't miss the critical detail: > 15) Flash the frost.img file from our download section to the phone: 'fastboot flash recovery frost.img'. For this command to work, the bootloader must be unlocked. You must leave your phone in a vulnerable state for this attack to be practical. Otherwise it's a known attack vector.