Samsung SCH-I535RWBVZW - Manual (Page 150)

Settings 144
Unknown sources
When enabled, you can install applications from sources
other than Google Play
® .
1. From the Home screen, touch Menu, then select
Settings ➔ Security .
2. Touch Unknown sources to enable or disable the option.
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.
Credential storage
Trusted credentials
You can install credentials from an installed memory card,
and use the Credential storage settings to allow applications
to access the secure certificates and other credentials.
Trusted credentials
1. From the Home screen, touch Menu, then select
Settings ➔ Security .
2. Touch Trusted credentials to view certificates you’ve
installed.
Install from device storage
Install encrypted certificates from an installed memory card.
Note: You must have installed a memory card containing
encrypted certificates to use this feature.
1. From the Home screen, touch Menu, then select
Settings ➔ Security .
2. Touch Install from device storage, then choose a
certificate and follow the prompts to install.