To set up Chromecast from your iOS device:

1. Download the latest CBS app on your iOS phone or tablet.
2. Connect your phone or tablet to the same Wi-Fi network as your Chromecast.
3. Open the CBS app on your phone or tablet, touch the cast button User-added image, and play a video.
4. You can also cast from the video itself.

Please note: You must have the latest version of the CBS app installed. To download it, click here.