A TV Repair Shop
A TV Repair Service
A TV repair shop may be able to provide this service, though it is, at best, a short term fix. When choosing the right TV repair professional for you, make sure that they are certified, and that their service is within the parameters of compliance set in your TV’s warranty. Depending on what the diagnosis may be, it might be more prudent and practical to have a TV repair expert see it first. When you buy an extended warranty you are essentially betting against the “House” that your new TV will break.
A Separate Low Voltage Power Supply
Even if they don’t seem to be in an area of the circuitry that is relevant, they could be feeding a power or control signal. A new app means they’ll be able to text even more, without you knowing about it.