![background image](http://html1.mh-extra.com/html/samsung/galaxy-amp-prime/galaxy-amp-prime_user-manual_4219451092.webp)
86
Lock Screen and Security
Settings
Unknown Sources
Enable installation of non-Google Play applications.
1. From a Home screen, tap
Apps
>
Settings
>
Personal
.
2. Tap
Lock screen and security
>
Unknown sources
to enable this option.
Warning
: Enabling installation of third-party
applications can cause your device and personal data
to be more vulnerable to attacks by unknown sources.
Protect Encrypted Data
Require a numeric PIN or password to decrypt your
device each time you power it on.
1. From a Home screen, tap
Apps
>
Settings
>
Personal
.
2. Tap
Lock screen and security
>
Protect
encrypted data
and follow the prompts to
encrypt all data on your device.
Encrypt SD Card
Require a numeric PIN or password to decrypt your
SD card (not included) when you first access it after
powering on your device.
1. From a Home screen, tap
Apps
>
Settings
>
Personal
.
2. Tap
Lock screen and security
>
Encrypt SD
card
.
3. Tap
Encrypt SD card
and follow the prompts to
encrypt all data on your memory card.
Other Security Settings
Set Up/Change Password
Protect your device from being reset accidentally by
requiring a special password before it can be reset
to its factory defaults.
1. From a Home screen, tap
Apps
>
Settings
>
Personal
.
2. Tap
Lock screen and security
>
Other security
settings
.
3. Tap
Set up/change password
and follow the
prompts.
SIM Card Lock
Require both your SIM card PIN and your ordinary
screen lock type when unlocking the device.
1. From a Home screen, tap
Apps
>
Settings
>
Personal
.
2. Tap
Lock screen and security
>
Other security
settings
>
Set up SIM card lock
and follow the
prompts.
3. Tap
Lock SIM card
to enable the feature.
4. Tap
Change SIM card PIN
to create a new PIN.
View Passwords
Display password characters briefly as you type
them.
1. From a Home screen, tap
Apps
>
Settings
>
Personal
.
2. Tap
Lock screen and security
>
Other security
settings
>
Make passwords visible
to turn the
feature on.