Airplane mode turns off cellular, Wi-Fi, and Bluetooth connections. (Note: You can manually turn Wi-Fi or Bluetooth back on while airplane mode is active.)
1.
From the Home screen, swipe up to view your apps.
2.
Tap Settings
3.
Tap Connections.
4.
Tap or slide the Flight mode switch to ON.
You can also turn airplane mode on and off through the Notification panel.