Download the upgrade program and firmware from the link below. KS-GC15 Upgrade. Connect the console to power and PC, and turn off the switch of the console.

Open the “mcuisp.exe”.

Choose “SIMISP” then click “EnumPort” and choose the COM number of the Port.

Select the firmware that was downloaded from the website.

Click the “Start ISP(P)” button and turn on the power switch of the console to complete the upgrading. (At this point, the console is in a black screen state).

The burn is completed, close “mcuisp” software. Then turn off the power switch and restart the console. If you need to check the version after the upgrade, Press and hold the “Mode” button after turn on the console switch.