With the Vizio Smartcast Remote Control application for your Android, you can control all Vizio smart TVs in your home. It supports both the IR and the Wi-Fi network, so you can use it with either your Android device or a Wi-Fi connected smart TV. 

How to use it

To start using the application, you need to install it on your Android device. After that, open the application, select the TV you want to control, and then you will be able to start controlling it. You can use the volume up/down, pause, and resume commands to control the TV. You can also change channels using the channel up/down and select the channel you want to watch using the index.