Gxdownloader Boot V1.032 Gx6605s Link

Select the exact COM port assigned to your USB-to-TTL adapter (e.g., COM3). You can verify this number in the Windows Device Manager under "Ports (COM & LPT)".

⚠ – Using the wrong bootloader or incorrect addresses will permanently brick your device. Double-check your board revision and flash type before flashing. gxdownloader boot v1.032 gx6605s

Keep the receiver powered OFF and disconnect it from the mains electricity while connecting the cable to avoid short circuits. Select the exact COM port assigned to your