If you are attempting to fix a "reboot loop" or update your vehicle's head unit, follow this general guide:
: Ensure your car battery is healthy or connected to a charger. If the power cuts during a firmware write, the head unit may be permanently "bricked." F3503022019.7z
Follow the on-screen prompts to begin the "System Update" or "Software Reinstallation." If you are attempting to fix a "reboot