NIKAI-UHD55SLED3D-USB UPDATE FIRMWARE
NIKAI-UHD55SLED3D MAIN BOARD *35018484 1G 4G LOGO WANSA REMOTE ORIGNAL WORKING RESOLUTION 3840*2160 UHD 4K To update. this software, copy the software file to the USB And press the Volume Positive button from the remote and put the main power Software update bar will show on screen