[sneak]

Just don't give it your network password, don't connect it to the wifi.

[dividuum]

Ironic advice given what this post is about :}

[buran77]

I find the easiest way to make the TV dumb is to reject every EULA and ToS I'm presented with. Basic TV functionality can't really be disabled (not without making the device unfit for the purpose it was sold), and any further collection of data would expose the manufacturer to some massive legal liability.

[spearo77]

And turn off 99% of the picture enhancement options