Can't cast to Android TV

If you’re having trouble casting video using Chromecast built-in (formerly Google Cast) functionality to your Android TV, make sure you’re using the current version of the Google Cast Receiver.

Step 1: Check the current version of the Google Cast Receiver

1. From the Android TV Home screen, select Settings   Google Cast.
2. Look for Version number X.XX.XXXXX. 

If the version number doesn’t match the Cast for Android TV devices firmware version, get the latest version of the Google Cast Receiver.  

Step 2: Get the latest version of the Google Cast Receiver

1. Sign in to Google Play on your Android TV. 
2. Select My apps  Google Cast Receiver  Update.