expo

Expo SDK and managed workflow

Mobile Dev Fix Android Navigation Bar Color in Expo: Black/Gray Issues

Learn how to consistently set Android navigation bar color in Expo using expo-navigation-bar. Fix black on Redmi, dim gray on OnePlus with app.json config, runtime API, and EAS Build for uniform results across devices.

#android
#expo
#react-native
#navigation-bar
#mobile-dev

1 answer• 1 view

01/12/2026, 10:47 AM

Mobile Dev Fix Firebase 'Component auth not registered yet' Error

Resolve 'Uncaught Error: Component auth has not been registered yet' in Firebase Auth for React Native/Expo. Use initializeAuth with AsyncStorage, Metro config fixes, and singleton patterns for reliable setup.

#firebase
#react-native
#expo
#authentication
#metro

1 answer• 1 view

01/01/2026, 07:03 AM