Back to blog Samsung Smart TV

[Youtube Video] Samsung Smart TV Development Tutorial 02: Handling Remote Key Press Events

June 21, 2026 2 min read Normal article

Handling remote control key press events is one of the most essential skills in Samsung Smart TV development — and this tutorial walks you through exactly how to do it using the Samsung Smart TV SDK.

Why Key Press Events Matter

Unlike traditional web apps, Samsung Smart TV applications are navigated primarily via a remote control. Key press events are the primary mechanism through which users interact with your app, making them a foundational concept every Smart TV developer must understand.

How the Samsung Smart TV SDK Handles Key Events

The Samsung Smart TV SDK provides predefined libraries specifically designed to process key events from the remote control. These libraries integrate with the standard JavaScript event framework, allowing developers to detect which key was pressed using familiar web development techniques.

Predefined Key Codes for the Remote

Every button on a Samsung Smart TV remote has a corresponding predefined key code. The SDK maps these codes so developers can reliably identify which button was pressed — whether it is directional navigation keys, the Enter button, or function-specific keys like Play, Pause, or Back.

Implementing Key Press Detection in JavaScript

Key press detection in Samsung Smart TV apps is handled through the standard JavaScript event system. By listening for key events and checking the key code against the SDK’s predefined constants, you can trigger the appropriate actions in your application when a user presses a remote button.

Building Interactive Smart TV Applications

Once you understand key press events, you have the foundation needed to build truly interactive Samsung Smart TV applications. This knowledge allows you to implement navigation menus, control media playback, and respond to any user input from the remote control.

Watch the full tutorial to see hands-on demonstrations of key press event handling in the Samsung Smart TV SDK and build interactivity into your own Smart TV apps.