When you link your TVs and speakers, you can use your Google Assistant to control music and video. 

What you'll need

The following Cast devices can play media using Google Home:

• Chromecast or TV with Chromecast built-in
  
• Chromecast Audio or speaker with Chromecast built-in
  

These devices are referred to as "remote devices" below. 

Link a TV or speaker

1. Make sure your remote device is set up and on the same Wi-Fi network as Google Home.
   
2. Make sure your mobile device or tablet is connected to the same Wi-Fi as your Google Home device.
   
3. Open the Google Home app .
   
4. In the top left corner of the Home screen, tap Menu .
   
5. Verify that the Google Account listed is the one linked to Google Home. To switch accounts, click the triangle next to the account name.
   
6. Tap More settings.
   
7. Under "Services," tap TVs and Speakers . You'll see a list linked devices.
   
8. To link a new remote device, tap add  in the bottom right corner of the screen.  
   
9. The Google Home app will search for remote devices on the same Wi-Fi network as your Google Home. Note: You may see a list of devices that aren’t voice-supported. These can’t currently be linked to your Google Home, but they'll be available soon.
   
10. To add a device, tap the check  next to the device name. You can select multiple devices. Tap Add. 
    
11. You'll see linked remote devices TVs and speakers section of the Google Home app.  .
    

Note: If you get an "Error when linking device" error message, you must Factory Data Reset (FDR) your Chromecast device.

​Unlink a device

1. In the top right corner of the app's Home screen, tap Devices . 
   
2. Scroll to the bottom and tap Linked Devices. 
   
3. Tap the X next to the device you want to unlink.