ÂIf no Wi-Fi networks are available or you choose not to join any, iPhone connects to the Internet over a cellular data network ( or ). You cannot access the iTunes Wi- Fi Music Store over a cellular network.

If no Wi-Fi networks are available and a cellular data network is not available, iPhone cannot connect to the Internet. Turning on airplane mode disables both Wi-Fi and cellular network access.

Note: Because iPhone uses the cellular network for the phone, you cannot use the Internet over a cellular network when you’re on a call. To talk on the phone and use Internet applications at the same time, connect over a Wi-Fi network.

Many Wi-Fi networks can be used free of charge including, in some regions, Wi-Fi hotspots provided by your iPhone carrier. Some Wi-Fi networks require a fee. To join a Wi-Fi network at a hotspot where charges apply, you can usually open Safari to see a webpage that allows you to sign up for service.

Joining a Wi-Fi Network

The Wi-Fi settings let you turn on Wi-Fi and join Wi-Fi networks.

Turn on Wi-Fi

mChoose Settings > Wi-Fi and turn Wi-Fi on.

Join a Wi-Fi network

mChoose Settings > Wi-Fi, wait a moment as iPhone detects networks in range, then select a network. If necessary, enter a password and tap Join (networks that require a password appear with a lock icon).

Once you’ve joined a Wi-Fi network manually, iPhone will automatically connect to it whenever the network is in range. If more than one previously used network is in range, iPhone joins the one last used.

When iPhone is connected to a Wi-Fi network, the Wi-Fi icon in the status bar at the top of the screen shows connection strength. The more bars you see, the stronger the connection.

For information about configuring Wi-Fi settings, see “Wi-Fi” on page 92.

Accessing the Internet via Cellular Network

EDGE and GPRS allow Internet connectivity over the cellular network available through your iPhone carrier’s wireless service. Check the carrier’s network coverage in your area for availability.

While iPhone is actively transferring data over a cellular network—downloading a webpage, for example—you may not be able to receive calls. Incoming calls then go directly to voicemail.

Chapter 2 Basics

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Apple A1325 Joining a Wi-Fi Network, Accessing the Internet via Cellular Network, Turn on Wi-Fi, Join a Wi-Fi network