Open the tool and select the correct COM Port , set the chip type to Other , and select the GX6605S boot file.
The primary target chip is the , but the tool can partially work with GX6605, GX6615, and some GX3211-based boards. gxdownloader boot v1.032 gx6605s
Never close the tool, unplug the USB, or cut power during the “Writing Flash” stage. Interruption nearly guarantees a hard brick requiring external SPI programmer intervention. Open the tool and select the correct COM