for iOS 5.1 software

After you turn on Personal Hotspot, other devices can connect in the following ways:
 W-Fi: On the device, choose your iPhone from the list of available Wi-Fi networks.
 USB: Connect your computer to iPhone using the Dock Connector to USB Cable. In your
computer’s Network preferences, choose iPhone and congure the network settings.
 Bluetooth: On iPhone, go to Settings > General > Bluetooth and turn on Bluetooth. To pair and
connect iPhone with your device, refer to the documentation that came with your computer.
When a device is connected, a blue band appears at the top of the iPhone screen. Personal
Hotspot remains on when you connect with USB, even when you aren’t actively using the
Internet connection.
Note: The Personal Hotspot icon appears in the status bar of iOS devices using the
Personal Hotspot.
Change the Wi-Fi password
for iPhone
Go to Settings > Personal Hotspot > Wi-Fi Password, then enter a password
of at least 8 characters.
Monitor your cellular data
network usage
Go to Settings > General > Usage > Cellular Usage.
Carrier
This setting appears on GSM networks when you’re outside 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 a roaming agreement
with your carrier. Additional fees may apply. Roaming charges may be billed to you by the other
carrier, through your carrier.
Select a carrier: Go to Settings > 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.
Sounds and the Ring/Silent switch
You can set iPhone to play a sound whenever you get a new message, email, call, Tweet, voicemail,
or reminder. Sounds can also play for appointments, sending an email, keyboard clicks, and when
you lock iPhone.
When set to silent, iPhone doesn’t play any ring, alert, or eects sounds. It does, however, play
Clock alarms and other sounds.
Switch between ring and silent mode: Flip the Ring/Silent switch on the side of iPhone.
Note: In some areas, the sound eects for Camera and Voice Memos are played even if the
Ring/Silent switch is set to silent.
Set whether iPhone vibrates when
you get a call
Go to Settings > Sounds.
Adjust the ringer and alerts volume Go to Settings > Sounds and drag the slider. Or, if “Change with Buttons” is
turned on, use the volume buttons on the side of iPhone.
Change the volume of other
sounds
Use the volume buttons on the side of iPhone.
Set the ringtone Go to Settings > Sounds > Ringtone.
Set the ringer and alerts sounds Go to Settings > Sounds and select tones for the items in the list.
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Chapter 32 Settings