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Phone settings 
•
Touch 
Default notification tone
 to set a notification tone. 
•
Touch 
System
 to turn on or off the notification tone or vibration when 
you touch or lock the screen, dial a number, and more.
Modifying display settings
1. 
On the home screen, touch 
Settings
.
2. 
Under 
All
, touch 
Display
. 
3. 
On the 
Display
 screen, you can: 
•
Touch 
Wallpaper
 to set the lock screen and home screen wallpapers.
•
Touch 
Font size
 to change the display font size.
•
Touch 
Font style
 to change the display font style.
•
Touch 
Daydream
 to enable or disable the screen saver. If this function is 
enabled, the screen saver will automatically run while your phone is being 
charged. 
•
Touch 
Indicator light
 to enable or disable the blinking indicator when you 
receive notifications.
•
Touch 
Brightness
 to adjust the screen brightness. 
•
Touch 
Color temperature
 to adjust the screen color temperature. To 
manually adjust the color temperature, clear the 
Default
 check box. 
•
Touch 
Sleep
 to set a screen sleep period. If idle for the specified period, 
your phone automatically locks its screen to save battery power. 
•
Touch 
Auto-rotate screen
 to turn the Auto-rotate screen function on or 
off. If this function is turned on, your screen's orientation will 
automatically change with the way you hold your phone when 
performing certain operations, such as browsing a web page, viewing a 
picture, or writing a message. 
Turning on one-hand UI
One-hand UI makes using a phone with a large screen much easier.