You can't stop all of the data collection but you can reduce it by turning off the automatic content recognition or ARC. This will vary based on the brand of TV you have, but usually you can find it ...

If you connect your smart TV to the internet via Ethernet and have never set up a Wi-Fi connection, simply unplug the network ...

There are various ways you can set up a VPN to work with your TV ... being able to monitor your viewing habits or keep track of the internet activity being generated by your smart TV. When you connect ...