Use the React Native CLI to run the following commands to create a brand-new React Native project called FirstProject:
npx react-native init FirstProject cd FirstProject npx react-native start
You can launch a Metro Bundler development server with this. After installing Android Studio or Xcode, run the following command to launch your app on an actual or virtual Android device using USB:
npx react-native run-android
Run the following commands on the iOS Simulator (available for Mac only) to accomplish this:
npx react-native run-ios
The programme will be visible operating on either a real device or an emulator/simulator.