Settings 59ApplicationsChange the settings for managing installed applications.Unknown sources• : Select to download applications from any source. Ifyou do not select this option, you can download applications only fromAndroid Market.Manage applications• : Access the list of the applications installed onthe device and check the application information. You can also view theapplications that are currently running or stored in a memory card.Running services• : View the services you are using and access them tomanage.Development• :USB debugging- : Select to connect your device to a PC by using a PCdata cable. This is for application development.Stay awake- : Set the device’s screen to stay on while charging thebattery.Allow mock locations- : Allow mock locations and service informationto be sent to a Location Manager service for testing. This is forapplication development.Samsung Apps• : Set to receive notifications for new applications fromSamsung Apps.Location and securityChange the settings for securing your device and GPS functionality.Use wireless networks• : Set to use WLAN for finding your location.Use GPS satellites• : Set to use the GPS satellite for finding your location.Set screen lock• : Set the unlock security code. When you have set yoursecurity code, this option changes to Change screen lock.None- : Disable the screen lock.Pattern- : Set an unlock pattern to unlock the screen.PIN- : Set a PIN (numeric) to unlock the screen.Password- : Set a password (alphanumeric) to unlock the screen.Visible passwords• : By default, the device displays your password as · forsecurity. Set the device to display your password as you enter.Select device administrators• : View device administrators installed onyour device. You can activate device administrators to apply new policiesto your device.Use secure credentials• : Use certificates and credentials to ensure secureuse of various applications.Install encrypted certificates from SD card• : Install encryptedcertificates that are stored on a memory card.Set password• : Create and confirm a password for accessing credentials.Clear storage• : Erase the credential contents from the device and resetthe password.