If your Sony TV has built-in Chromecast support, you have another way to watch Peacocktv.com/tv content. You can use the below steps to cast the Peacock TV app on both Android and Google TV models.

[1] Connect your Sony TV and Android device/iPhone to the same network.

[2] Launch the Peacock TV app on your smartphone and hit the Cast icon on the home screen.

[3] Choose your Sony TV to connect with it.

[4] Now play the title that you want and it will be cast on the Sony Android TV.

via https://www.peacocktvcom-tv.com/