You need an Android phone or tablet running Android 4.3 or higher to use the Android TV Remote Control app.
You can control your SHIELD TV through your phone or tablet with the Android TV Remote Control app.
Download and install the Android TV Remote Control app on your phone or tablet. You can also search for "Android TV Remote Control" on Google Play.
Make sure your phone or tablet is on the same Wi-Fi network as your Android TV.
Open the Android TV Remote Control app on your phone or tablet.
In the app, you'll see your Android TV listed. Touch the name.
On your TV screen, you'll see a PIN. Enter this PIN on your phone or tablet.
Then touch Pair.
You can use the Android TV Remote Control app to navigate your TV screen.
You can also use your remote to search with your voice, by touching the Voice search button .
If you need to type on your Android TV, touch the keyboard at the top of the app to bing up a keyboard. The keyboard may not be supported on all apps.
You can choose from two layout for your remote:
Standard remote layout (D-pad)
Touch arrows to move up, down, right, and left on your TV.
Touch the center circle to select.
Swipe your mobile device's screen up, down, left or right to navigate on your TV.
Touch anywhere on the screen to select.
If your TV supports HDMI-CEC, you can also use your TV remote to navigate the SHIELD UI and control video playboack.
NOTE HDMI-CEC must be enabled in your TV's settings. Search for your TV manufacturer's name and "HDMI-CEC" to find out what they call it and how to enable it.