ET-28KH Update for Smart TV / 4K TV

  1. Download the firmware update (Click here to download)
  2. Insert the USB memory device into PC
  3. Extract/Unzip the contents of the Zip file to the root folder of the USB memory device. Do no place in any sub folders.
  4. Turn off the karaoke machine and insert USB memory stick into the karaoke machine.
  5. Now turn on the karaoke machine.
  6. After the upgrade is complete, turn off the machine.
  7. Remove the USB memory device.