: You cannot jump from firmware 11.00 back to 5.05 unless you have a personal backup of your console's NOR/Syscon from when it was on that version. proxy software setup

You must lift specific pins on the syscon chip. Hardware Tools: A Teensy 2++ or 4.1, a USB to TTL adapter (CH340G), and potentially a Go to product viewer dialog for this item. programmer for NOR flashing. Process Overview: