Camera not working or capturing blurry photos.Touchscreen not responding or registering touches incorrectly.Microphone not working during calls or recordings.Adjusting screen brightness and display settings.Troubleshooting audio-related error messages.Organizing apps and home screen customization.Connecting and transferring media to other devices.Configuring and managing Wi-Fi networks.Customizing device themes and wallpapers.Enabling and configuring device security features.Protecting personal data and privacy settings.Setting up Wi-Fi and network connections.