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Unknown Sources
Enable installation of non-Google Play applications.
1. From a Home screen, tap
Apps
>
Settings
.
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
.
2. Tap
Lock screen and security
>
Protect
encrypted data
and follow the prompts to encrypt
all data on your device.
Other Security Settings
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
.
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
.
2. Tap
Lock screen and security
>
Other security
settings
>
Make passwords visible
to turn the
feature on.
Settings
Lock Screen and Security
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