Samsung Galaxy Light. Security

Security
The Security settings allow you to determine the security
level for your device.
Encrypt Device
When enabled, this feature requires a numeric PIN or
password to decrypt your device each time you power it on
or encrypt the data on your SD card each time it is
connected:
1. From the Home screen, press
and then tap
Settings ➔
(More tab) ➔ Security.
2. Tap Encrypt device. For more information, read the
displayed help screen.
3. Tap Encrypt external SD card to enable the encryption
on SD card data that requires a password be entered
each time the microSD card is connected.
Tip: Make sure your battery is charged more than 80 percent.
Encryption may take an hour or more.
Setting up SIM Card Lock
Prevent another user from using your SIM card to make
unauthorized calls or from accessing information stored on
your SIM card by protecting the information using a PIN code.
When enabled, your phone will ask for a PIN number each
time you use the phone. Using this option you can also
change your SIM PIN number.
1. From the main Settings page, tap More tab ➔ Security.
2. Tap Set up SIM card lock.
3. Tap Lock SIM card, enter your SIM PIN code, then tap
OK.
Note: You must activate Lock SIM card before you can change
your SIM PIN code.
To change an existing SIM Card PIN:
1. Tap Change SIM PIN.
2. Enter the old SIM PIN code and tap OK.
3. Enter the new SIM PIN code and tap OK.
4. Re-type the new SIM PIN code and tap OK.
Changing Your Settings
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Password Settings
When you create a phone password you can also configure
the phone to display the password as you type it instead of
using an asterisk (*).
1. From the main Settings page, tap More tab ➔ Security.
2. Tap Make passwords visible to activate this feature.
Device Administration
Activating this feature allows Google to administrate your
phone in a way similar to IT security settings on a corporate
PC. This would be beneficial in the case that your phone was
lost or stolen. The phone could be “deactivated” or
“restricted” (through administration) from a remote location.
1. From the main Settings page, tap More tab ➔ Security.
2. Tap Device administrators to begin configuring this
setting.
3. Select an administrator device and follow the prompts.
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Unknown Sources
Before you can download a web application you must enable
the Unknown sources feature (enables downloading).
Developers can use this option to install non-Play Store
applications.
1. From the main Settings page, tap More tab ➔ Security.
2. Tap Unknown sources to active this feature.
Verify Apps
Allows you to block or warn yourself before installing apps
that can cause harm.
1. From the main Settings page, tap More tab ➔ Security.
2. Tap Verify apps to active this feature.
Note: Enabling this feature can prevent installation of some
applications from the Play Store.