How can I execute a React Native application on my Android device?

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To execute a React Native application on your Android device, follow these steps:

1. Connect your Android device to your computer using a USB cable.
2. Enable developer mode on your Android device by going to Settings > Developer options and toggling on USB debugging.
3. Install the Android platform tools on your computer. These tools include ADB (Android Debug Bridge), which you will use to interact with your Android device. You can download the platform tools from the Android developer website.
4. Open a terminal or command prompt and navigate to your React Native project directory.
5. Run the following command to build your application for Android:

react-native run-android

This will compile your code and install the application on your connected Android device. You should see the application launch on your device once the installation is complete.

Note: Before executing the above command, make sure to start an emulator or connect a physical device with USB Debugging enabled.