1. Settings > Wi-Fi > Off.
2. Settings > Bluetooth > Off.
3. Settings > Privacy > Location Services > Off.
4. Settings > General > Cellular > Enable 3G > Off.
5. Settings > General > Cellular > Enable LTE > Off.
6. Settings > Sounds > Vibrate on Ring & Silent > Off.
7. Settings > Brightness & Wallpaper > Auto-Brightness > Off.
8. Settings > Mail, Contacts, Calendars > Fetch New Data > Off
