The Universal TV Remote Control app works with a variety of devices, including most smart TVs from major brands like Samsung, LG, Sony, Panasonic, and others. It is also compatible with set-top boxes and streaming devices such as Roku, Apple TV, and Amazon Fire TV. Users should verify device support by consulting the app's compatibility list before downloading.

To set up the app, download it from the Google Play Store or Apple App Store. Open the app and connect your device to the same Wi-Fi network as your TV. Follow the on-screen prompts to select your TV's brand and model, allowing the app to sync with your TV and enable remote control functionality.

Yes, the app requires an internet connection for initial setup and to maintain communication with your TV. Both the smartphone and TV need to be on the same Wi-Fi network. After setup, the app primarily uses Wi-Fi, minimizing data consumption.

The app offers a free version with basic features sufficient for most users. A premium version is available, providing additional benefits like an ad-free experience, custom remote layouts, and advanced options. Users can upgrade through in-app purchases to access these premium features.

If the app malfunctions, ensure both your smartphone and TV are connected to the same Wi-Fi network. Check for app updates, restart the app or your devices, and try again. If issues continue, refer to the app's support section or contact customer service for further help.