Settings151Mono audio● : Enable mono sound when you listen to audiowith one earbud.Turn off all sounds● : Mute all device sounds.Tap and hold delay● : Set the recognition time for tappingand holding the screen.Developer optionsChange the settings for application development.USB debugging● : Activate USB debugging mode toconnect your device to a PC with a USB cable.Development device ID● : View your device’s developmentID.Allow mock locations● : Allow mock locations and serviceinformation to be sent to a Location Manager service fortesting.Desktop backup password● : Set a password to secure yourbackup data.Strict mode● : Set the device to flash the screen whenapplications perform long operations.Show pointer location● : Set to show the coordinates andtraces of the pointer when you touch the screen.Show touches● : Set to show the pointer when you touchthe screen.Show screen updates● : Set to flash areas of the screenwhen they are updated.Show CPU usage● : Set to list all active processes.Force GPU rendering● : Set to use 2D hardware accelerationto improve graphic performance.Window animation scale● : Select a speed for opening andclosing pop-up windows.Transition animation scale● : Select a speed for switchingbetween screens.