User guide

Chapter 33 Settings 134
About
Display information about iPhone: Go to Settings > General > About. The items you can
view include:
•
Available storage space
•
Serial number
•
iOS version
•
Network addresses
•
IMEI (International Mobile Equipment Identity)
•
ICCID (Integrated Circuit Card Identier, or Smart Card) for GSM networks
•
MEID (Mobile Equipment Identier) for CDMA networks
•
Legal notices, license, and regulatory marks
To copy the serial number and other identiers, touch and hold the identier until Copy appears.
Change the device name: Go to Settings > General > About, then tap Name. The device name is
used by both iTunes and iCloud.
To help Apple improve products and services, iPhone sends diagnostic and usage data. This data
does not personally identify you but may include location information.
View or turn o diagnostic information: Go to Settings > General > About > Diagnostics & Usage.
Restrict or reset Ad Tracking: Go to Settings > General > About > Advertising. Turn on
Limit Ad Tracking to prevent apps from accessing your iPhone’s advertising identier. For more
information, tap Learn More.
Software Update
Software Update lets you download and install iOS updates from Apple.
Update to the latest iOS version: Go to Settings > General > Software Update.
If a newer version of iOS is available, follow the onscreen instructions to download and install it.
Usage
View usage information: Go to Settings > General > Usage. You can:
•
See your cellular usage and reset statistics
•
View and delete iCloud backups, turn o backing up the Camera Roll, and buy additional storage
•
View each app’s storage
•
Display battery level as a percentage
•
See the elapsed time since iPhone has been charged
Siri
Enable Siri: Go to Settings > General > Siri.
For information about using Siri and changing Siri settings, see Setting options for Siri on
page 39.