Unknown Sources
Enable installation of non-Google Play applications.
1. From a Home screen, tap
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.
Other Security Settings
Change other security settings, such as those for
security updates and credential storage.
Encrypt Your Data
Require a numeric PIN or password to decrypt your
device each time you power it on.
1. From a Home screen, tap
Settings.
2. Tap Lock screen and security > Other security
settings > Encrypt device, and follow the
prompts to encrypt all data on your device.
Encrypt Your SD Card
Require a numeric PIN or password to decrypt your
SD card.
1. From a Home screen, tap
Settings.
2. Tap Lock screen and security > Other security
settings > Encrypt external SD card, and follow
the prompts to encrypt all data on your SD card.
View Passwords
Display password characters briefly as you type
them.
1. From a Home screen, tap
Settings.
2. Tap Lock screen and security > Other security
settings > Make passwords visible to turn the
feature on.
Settings
Apps >
Apps >
Apps >
Apps >
65
Security Update Service
Automatically receive security updates.
1. From a Home screen, tap
Settings.
2. Tap Lock screen and security > Other security
settings for the following Security update
service options:
Security policy updates: Automatically or
•
manually check for security policy updates.
Send security reports: Send security reports
•
to Samsung through Wi-Fi for threat analysis.
Device Administration
Manage your device administrators and application
installation privileges.
1. From a Home screen, tap
Settings.
2. Tap Lock screen and security > Other security
settings > Device administrators.
3. Tap Android Device Manager to allow it to lock
or erase a lost device.
Credential Storage
Manage your security certificates. If a certificate
authority (CA) certificate gets compromised or
for some other reason you do not trust it, you can
disable or remove it.
1. From a Home screen, tap
Settings.
2. Tap Lock screen and security > Other security
settings for the following Credential storage
options:
Storage type: Select a storage location for
•
credential contents.
View security certificates: Display certificates
•
in your device's ROM and other certificates
you have installed.
Install from device storage: Install a new
•
certificate from storage.
Clear credentials: Erase the credential
•
contents from the device and reset the
password.
Apps >
Apps >
Apps >
Lock Screen and Security