User guide

Chapter 5 Phone 49
Call forwarding, call waiting, and caller ID
The following information applies only to GSM networks. For CDMA networks, contact your carrier
for information about enabling and using these features. See support.apple.com/kb/HT4515.
Turn call forwarding on or o: Go to Settings > Phone > Call Forwarding. The Call Forwarding
icon ( ) appears in the status bar when call forwarding is on. You must be in range of the cellular
network when you set iPhone to forward calls, or calls won’t be forwarded. FaceTime calls are
not forwarded.
Turn call waiting on or o: Go to Settings > Phone > Call Waiting. If you’re on a call and call
waiting is turned o, incoming calls go directly to voicemail.
Turn caller ID on or o: Go to Settings > Phone > Show My Caller ID.
Note: For FaceTime calls, your phone number is displayed even if caller ID is turned o.
Ringtones, Ring/Silent switch, and vibrate
iPhone comes with ringtones that sound for incoming calls, Clock alarms, and the Clock timer.
You can also purchase ringtones from songs in iTunes. See Chapter 22, iTunes Store, on page 94.
Set the default ringtone: Go to Settings > Sounds > Ringtone.
Turn the ringer on or o: Flip the switch on the side of iPhone.
Important: Clock alarms still sound even if you set the Ring/Silent switch to silent.
Turn vibrate on or o: Go to Settings > Sounds.
Assign a dierent ringtone for a contact: In Contacts, choose a contact, tap edit, then tap
Ringtone and choose a ringtone.
For more information, see Sounds on page 139.
International calls
For information about making international calls from your home area, including rates and other
charges that may apply, contact your carrier or go to your carrier’s website.
When traveling abroad, you may be able to use iPhone to make calls, send and receive text
messages, and use apps that access the Internet, depending on available networks.
Enable international roaming: Contact your carrier for information about availability and fees.
Important: Voice, text message, and data roaming charges may apply. To avoid charges when
roaming, turn o Voice Roaming and Data Roaming.
If you have an iPhone 4S or later that’s been activated to work on a CDMA network, you may be
able to roam on GSM networks if the phone has a SIM card installed. When roaming on a GSM
network, iPhone has access to GSM network features. Charges may apply. Contact your carrier for
more information.
Set network options: Go to Settings > General > Cellular to:
•
Turn data roaming on or o.
•
Turn cellular data on or o.
•
Turn voice roaming on or o (CDMA).
•
Use GSM networks abroad (CDMA).