Samsung SPH-L720 User Manual Sprint Sph-l720 Galaxy S 4 English User Manual Ve - Page 177

● Setting the number of failed password attempts before the device is restored to factory settings. ● Automatically locking the device. ● Restoring factory settings on the device. 1. Press and tap > Settings > More. 2. Tap Security, and then tap an option:  Device administrators: Tap to view, add, or remove device administrators.  Unknown sources: Tap the check box to enable or disable your phone's ability to install apps from sources other than Google Play Store.  Verify apps: Tap the check box to enable or disable a warning before installing apps that may cause harm. Credential Storage You can install credentials from an optional installed memory card (not included), and use the Credential storage settings to allow applications to access the security certificates and other credentials. 1. Press and tap > Settings > More. 2. Tap Security, and then tap an option:  Trusted credentials: Tap to view credentials you've installed.  Install from device storage: Tap to install encrypted certificates from an optional installed memory card (not included).  Clear credentials: Tap to clear stored credentials and reset the password (only available when credentials are installed). Application Manager You can download and install applications from the Google Play Store or Samsung Apps, or create applications using the Android SDK and install them on your device. Use Application manager to manage applications on your device. Warning! Because this device can be configured with system software not provided by or supported by Google or any other company, end-users operate these devices at their own risk. 1. Press and tap > Settings > More. Settings 165