: Release the button when the front LED begins to blink. The screen will remain black during this process. Do not switch off the TV or remove the USB until the LED stops blinking and the TV restarts automatically (usually takes about 3 minutes).
: Once the update is complete, use the remote to enter the menu. Go to Picture > Contrast , then enter the code 6-4-2-5 on your remote to access the service menu. Select Reset All or Reset Shop to ensure the new software runs cleanly. Alternative: Checking for OTA Updates Download LLOYD L39FN2S Software part01 rar
If your TV is functional and connected to the internet, you can check for official updates through the menu: Navigate to > Device Preferences > About . Select System Update and then Check for Update . : Release the button when the front LED begins to blink