: The light will blink rapidly once the update is finished (usually after 15–20 minutes). Disconnect the power and remove the USB drive before restarting.

The most reliable way to get the latest firmware is through the device's system settings: Navigate to > Device Preferences > About .

Press and hold the button on the TV, then plug the power cable back into the socket.

Select to check for and download any available official firmware packages. Manual USB Installation

To download the firmware, you should check for official updates through the TV's menu or use manual USB methods if the device is not booting properly. Official Update Method