Turning Off Bluetooth
Bluetooth is primarily used to connect an iPhone wirelessly to a headset so you can listen to music or make phone calls without holding the iPhone. If you don't use Bluetooth devices such as hands-free headsets, turning off Bluetooth can save power and increase your iPhone's battery life. To turn off Bluetooth, follow these steps:
From the Home screen, tap Settings. The Settings screen appears.
Tap General. The General screen appears.
Tap Bluetooth. The Bluetooth screen appears, as shown in Figure 2-1.
Figure 2-1. The Bluetooth Screen
Tap the ON/OFF button next to Bluetooth to turn this option off.
Press the Home button to return ...
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