Settings126Battery usage● : View the amount of power consumed byyour device.Development● :USB debugging- : This is for application development.Stay awake- : Set the device’s screen to stay on whilecharging the battery.Allow mock locations- : Allow mock locations and serviceinformation to be sent to a Location Manager service fortesting. This is for application development.Samsung Apps● : Select a network connection (WLAN orpacket switched data network) to get notifications for newapplications from Samsung Apps.This feature may be unavailable depending on yourregion or service provider.Accounts and syncChange the settings for the auto sync feature or manageaccounts for synchronisation.Background data● : Select this setting to use the auto syncfeature. The auto sync will run in the background withoutopening applications and synchronise data.Auto-sync● : Set the device to synchronise contact, calendar,and email data automatically.PrivacyChange the settings for managing your settings and data.Back up my data● : Back up your device’s settings to theGoogle server.