While debugging, it can help to have Fast Refresh enabled. Enabling Fast Refresh #įast Refresh is a React Native feature that allows you to get near-instant feedback for changes in your React components. The Developer Menu is disabled in release (production) builds. Alternatively for Android, you can run the command adb shell input keyevent 82 to open the dev menu (82 being the Menu key code). You can also use the ⌘D keyboard shortcut when your app is running in the iOS Simulator, or ⌘M when running in an Android emulator on Mac OS and Ctrl+M on Windows and Linux. You can access the developer menu by shaking your device or by selecting 'Shake Gesture' inside the Hardware menu in the iOS Simulator. Debugging Accessing the In-App Developer Menu #