I don´t know how to change the brightness of the tv with the cromecast with google tv

[santiagoca]

I don´t know how to change the brightness of the tv with the cromecast with google tv, there's not an option, and I can't say it to the assistant

[Cathal_S]

Hi santiagoca,

A Chromecast with Google TV is a media device that connects with your TV. All brightness, contrast, colour and master volume settings will be controlled by the TV itself.