button on the remote, then plug in the power. The screen should display "Updating firmware...". Important Precautions Power Supply

A message stating "Updating firmware..." will appear. Do not power off the device during this stage, as it can cause permanent damage.

: Copy the firmware file to the root directory of the USB drive. Installation : Insert the USB drive into the TV box. Navigate to Menu > Setting > Upgrade > USB Upgrade . Select the file and press OK .