: Ensure your physical board actually says S18069 V1 to avoid hardware mismatch.
Place the chip into a programmer like the CH341A . gx6605s s18069 v1 dump file top
It is strictly for boards labeled "S18069 V1." Using firmware from a different board (e.g., V2 or a different model) can permanently damage the hardware. : Ensure your physical board actually says S18069