Download the specific firmware part required (e.g., RT2982P90 1920x1080 USB part5.rar ).
Right-click the downloaded file and select or "Extract to [Folder Name]" . Download RT2982P90 1920x1080 USB part5 rar
Select or USB Update . The TV should detect the file and prompt you to begin. Method B: Forced Flash (For "Bricked" or Stuck TVs) Power off the TV and unplug it from the wall. Insert the USB drive into the TV's USB port. Press and hold the Power button on the TV (not the remote). While holding the button, plug the TV back in. Download the specific firmware part required (e