You can try cleaning this area with a soft, dry cloth to improve remote responsiveness. While you're at it, make sure the TV's sensor is not blocked or obstructed in any way. Lastly, try ...

(InfraRed remote control) A handheld ... that obstruct the line of sight required by infrared. An IR sensor is located near the TV and wired to the receiver, which can be many feet away in ...

Here’s how it works: Turn on your phone camera. Point it at your TV remote’s IR sensor. Then, press and hold any button on the remote control. Check if the remote emits light in the phone ...