A better solution is just to not connect your smart TV to the internet at all. Buy a separate NUC (tiny computer) and use the TV as a dumb screen for the NUC.

A better solution is just to not connect your smart TV to the internet at all. Buy a separate NUC (tiny computer) and use the TV as a dumb screen for the NUC. You get the same functionality but you now control the computer component directly.