Make sure you have:
Then, start casting!
- Connect your computer and TV to the same home Wi-Fi network.
- Go to AT&T TV in your Chrome? browser and sign in.
- Select Tools (the 3 vertical dots) at the top-right corner of the browser.
- From the dropdown menu, select Cast.
- Choose the TV or device you want to cast to.
For easier streaming from your computer, learn how to add a Cast button to your toolbar