Samsung Galaxy S4 User Manual page 202

Security update service
When you activate this feature, your phone will automatically
check for changes to the security policy and download any
updates to improve service.
1. From the Home screen, touch
Settings
2. Touch the following options to activate the feature:
• Security policy updates: Automatically checks for changes to
the security policy and downloads any updates to improve
security and service.
• Via Wi-Fi only: Only updates the security policy automatically
when your device is connected to a Wi-Fi network.
197
Menu
More Security.
Credential storage
You can install credentials with an application, from device
storage, or from an installed memory card, and use the
Credential storage settings to allow applications to access the
secure certificates and other credentials.
1. From the Home screen, touch
Settings
2. Touch Storage type and select a type.
3. Touch the following options to enable/disable them.
(When an option is enabled, a check mark displays in
its check box.):
• Trusted credentials: View, enable, or disable trusted CA
certificates.
• Install from device storage: Install encrypted certificates from
an installed memory card.
Note: To use this feature, you must first install a
memory card containing encrypted
certificates.
Menu
More Security.