Settings120Running services● : View the services you are using andaccess them to manage.Memory usage● : View available memory and the memoryused by applications on your device.Battery use● : View the amount of power consumed by yourdevice.Development● :USB debugging- : This is for application development.When your device is connected to a PC with a USB cable,the USB debugging mode will be activated and SamsungKies will launch automatically.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.