User Guide

VPN
This setting appears when you have VPN congured on iPhone, allowing you to turn
VPN on or o. See “Network” on page 189.
Notications
This setting appears when you open an application (such as Game Center) that uses
the Apple Push Notication service.
Push notications alert you to new information, even when the app isn’t running.
Notications vary by app, but may include text or sound alerts, and a numbered badge
on the app icon on the Home screen.
You can turn notications o if you don’t want to be notied, or if you want to
conserve battery life.
Turn all notications on or o: Tap Notications, then turn notications on or o.
Turn sounds, alerts, or badges on or o for an app: Tap Notications, choose an app
from the list, then choose the types of notication you want to turn on or o.
Carrier
This setting appears when you’re outside of your carrier’s network and other local
carrier data networks are available to use for your phone calls, visual voicemail, and
cellular network Internet connections. You can make calls only on carriers that have
roaming agreements with your carrier. Additional fees may apply. Roaming charges
may be billed to you by the carrier of the selected network, through your carrier.
For information about out-of-network coverage and how to enable roaming, contact
your carrier or go to your carrier’s website.
Select a carrier: Choose Carrier and select the network you want to use.
Once you select a network, iPhone uses only that network. If the network is
unavailable, “No service” appears on the iPhone screen and you can’t make or receive
calls or visual voicemail, or connect to the Internet via cellular data network. Set
Network Settings to Automatic to have iPhone select a network for you.
187
Chapter 25 Settings