If the software fails to communicate with the car's ECU, check your Device Manager to ensure your USB port is set to a low latency (often 1ms) and matched to the correct COM port.
Needs proper driver pairing to map the USB port as a visible Serial Interface. Step-by-Step Guide to Using OPCOMFUT v29.exe opcomfut v29exe
Modifying microcode over USB contains inherent structural risks. Be aware of the following dangers: If the software fails to communicate with the