User's Manual

Changing Your Settings 195
• Turn off all sounds : mutes every sound made by the device
during taps, selections, notifications, and more.
• Tap and hold delay : select a time interval for this action.
Selections are: Short, Medium, or Long.
Developer Options
Use the Developer options to set options for application
development.
Important! These features are used for development purposes
only.
1. From the Home screen, tap ➔
Settings ➔
Developer options .
2. The following options are available:
• Desktop backup password : Allows you to protect your
desktop with a backup password ID.
• Stay awake : with the Stay awake option enabled, your screen
will never sleep while you are charging the device.
• Protect SD card : Requires apps to ask your permission before
accessing data on your SD card.
• USB debugging : Allows debugging when the device is
attached to a PC by a USB cable.
• Allow mock locations : Used by developers when developing
location-based applications.
• Select app to be debugged : Allows developers to select a
specific application to debug.
• Wait for debugger : Specified apps must have debugger
attached before executing.
• Show touches : Displays touch interactions on the screen.
• Show pointer location : Highlights the data that was touched
on the screen.
• Show layout boundaries : Displays clip bounds, margins, etc.
• Show GPU view updates : Flashes views inside windows when
drawn with GPU.
• Show screen updates : Forces areas of the screen to flash as it
is updated.
• Window animation scale : Configure the scale for animation
(ranges from off to 10x).
• Transition animation scale : Configure the scale for
transitioning when using animation (ranges from off to 10x).
• Animator duration scale : Configure the scale for duration
when using animation (ranges from off to 10x).