My TV isn't detected as a Chromecast built-in device or the connection fails during casting

IMPORTANT: This article applies only to specific products and/or operating systems. Check Applicable Products and Categories for details.

Follow these instructions if the following issues occur:

• The Android TV™ device isn't detected as a Chromecast™ Built-in (Google Cast) device.
• The Cast icon isn't displayed on the mobile device.
• The Cast icon is available on the mobile device and the TV model is detected, but Cast doesn't work.
• Error There was a problem connecting to XXX-XXXXX (Model name) appears and the connection fails even though the Cast icon is available on the mobile device and the TV model is detected.

Check if the Chromecast Built-in function works after completing each step.

1. Make sure your TV has the latest software update. Downloads are posted on your model support page.
2. Connect the mobile device and your TV to the same network.
   • If you are using a dual-band wireless router, make sure your devices are connected to the same frequency.
3. Make sure that the Google Cast™ Receiver or Chromecast Built-in app is enabled.
   1. On the supplied remote control, press the HOME button.
   2. Select  Settings.
   3. Select Apps.
   4. Select Chromecast Built-in.
   5. Select Enable.
   6. Select OK.
4.  Make sure the Chromecast Built-in app version is the latest version available in the Google Play™ Store.

   1. On the supplied remote control, press the HOME button.
   2. Under Apps, select Google Play™ Store.
      • On TVs with Android™ 8.0, select the Apps icon.
   3. Highlight the magnifying glass icon on the top-left corner, then search for Chromecast Built-in.

      

      • Make sure to correctly spell Chromecast Built-in when you search for the app.
   4. Select Chromecast Built-in, then select Update.

      

      Note: If Uninstall appears instead of Update, select Uninstall, and then select Update.

   5. In the Google Play Store App permissions, select Continue.
      • The installation begins.

5. Set the correct date and time on your TV.
6. Restart the app, router, and mobile device.

   1. Restart the app on the mobile device.
      • Check the mobile device manual or contact the manufacturer for more information.
   2. Restart the wireless router.
      1. Turn off the router.
      2. Unplug the router for one minute.
      3. Plug it back in.
   3. Restart the mobile device.
      • Check the mobile device manual or contact the manufacturer for more information.
      • If the mobile device still doesn't display the Cast icon, try to connect a different mobile device to your TV.

7. Reset your TV.