Universal TV Remote Control (UTRC) is an official remote control for TV. This app lets you control your TV using your mobile phone. It works with any phone and tablet that has an IR receiver, and it is also compatible with a variety of TV models and brands. You can use it to control the volume, change the input, adjust the brightness, and change the channels, among other things.

To make it work, you need to download the source pack of your TV remote, connect your phone to the TV, and press the button on the app to launch it. It will automatically connect to your TV. If you want to change the setting, you need to press the corresponding buttons on the app to change the setting, and then press the button again to save it.

To control the volume, you need to press the volume up or volume down button, and to change the input, you need to press the button on the top right. To change the brightness or the channels, you need to press the "Channel Up" or "Channel Down" button.

To change the input, you need to select the desired TV input from the list, and to change the channel, you need to select the desired channel from the list.

The "On" or "Off" buttons are used for the TV and input selection.

To change the brightness, you need to press the "Brightness Up" or "Brightness Down" button. To save the setting, press the "Set" button.