Steps to enable or disable airplane mode on your Apple iPhone 4
disables your device's ability to send or receive any type of wireless transmission.
If airplane mode is turned on, your Apple iPhone 4 can't connect to the Sprint network.
- From the home screen, tap Settings.
- Next to Airplane Mode, tap the toggle switch to enable or disable airplane mode.
- You've now enabled or disabled airplane mode.
Note: You can re-enable Wi-Fi on your Apple iPhone 4 and connect to a Wi-Fi network while airplane mode is enabled.