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Settings
Touch the Home key >
> Settings. The Settings app
contains most of the tools for customizing and configuring your
device.
General Settings
Airplane Mode
In the Settings app, touch Airplane mode. All the phone’s
radios that transmit voice or data are turned off.
Wi-Fi
Turn Wi-Fi on or off and configure your Wi-Fi connections. See
Connecting to Wi-Fi.
Bluetooth
Turn Bluetooth on or off and configure your Bluetooth
connections. See Connecting to Bluetooth Devices.
Mobile Networks
In the Settings app, touch More > Cellular networks to control
mobile data use, select mobile network and set access point
names. See Connecting to Mobile Networks.