To mirror your screen on a TV, showing all apps and screens you use on your phone, you must:
To start casting:
Go to Settings > Connected devices > Connection preferences > Cast.
Or, from quick settings, touch
.
To stop:
You can cast an app if you:
Miracast is not supported.
To cast an app:
In a cast-compatible app (like YouTube), touch
.
If you don't see
or don't see your TV listed in the casting options, try these troubleshooting steps.
While casting:
To stop casting:
If your TV supports Wi-Fi Direct, set up a connection between your phone and TV so that you can view or play media from your phone.
For information about using Wi-Fi Direct after you've connected, see the user guide that came with your TV.
After each step, see if your issue is fixed.
Check the basics
Phone can't find smart TV
First, check the basics. Then:
Link the app on your phone to the app on the TV:
Check for app help
If you’re having issues casting with one of these apps, check their help center for troubleshooting information: