Chapter 8 Settings 103
Get a voicemail message
Get an email message
Send an email message
Have an appointment that you’ve set up to alert you
Lock iPhone
Type using the keyboard
Brightness
Screen brightness affects battery life. Dim the screen to extend the time before you
need to recharge iPhone, or use Auto-Brightness.
Adjust the screen brightness: Choose Brightness and drag the slider.
Set whether iPhone adjusts screen brightness automatically: Choose Brightness
and turn Auto-Brightness on or off. If Auto-Brightness is on, iPhone adjusts the screen
brightness for current light conditions using the built-in ambient light sensor.
Wallpaper
You see a wallpaper background picture when you unlock iPhone. You can select one
of the images that came with iPhone, or use a photo you’ve synced to iPhone from
your computer.
Set wallpaper: Choose Wallpaper and choose a picture.
General
The General settings include date and time, security, network, and other settings that
affect more than one application. This is also where you can find information about
your iPhone, and reset iPhone to its original state.

About

Choose General > About to get information about iPhone, including:
Name of your phone network
Number of songs, videos, and photos
Total storage capacity
Space available
Software version
Serial and model numbers
Wi-Fi and Bluetooth addresses