If your TV is stuck on the boot logo, resetting constantly, or displaying a black screen despite functioning backlights, flashing the firmware via a USB drive is the most efficient software remedy. Step 1: Format the USB Drive Obtain a reliable USB flash drive (8GB or 16GB is ideal).
: Connect your computer to the router via an Ethernet cable. Open a web browser (Chrome, Firefox, Edge) and type http://tplinkwifi.net in the address bar. Log in using your router’s administrator credentials.
Unplug the TV from the wall outlet. Insert the USB drive into the (usually the black port, rather than the blue USB 3.0 port). Step 3: Initiate the Flash
