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Some of the features a device administration application
might control are:
•
Setting the number of failed password attempts before the
device is restored to factory settings.
•
Automatically locking the device.
•
Restoring factory settings on the device.
Note: If a device uses multiple enabled administration
applications, the strictest policy is enforced.
1. From the Home screen, tap
Security.
2. Tap Device administrators.
3. Select a device administrator and follow the prompts. If
no device administrators are listed, you can download
them from the Play Store.
Unknown sources
This feature allows you to download and install non-Market
applications.
1. From the Home screen, tap
Security.
2. Tap Unknown sources.
Trusted Credentials
Settings
Settings
A check mark indicates activity.
Warning! Enabling this option causes your phone and personal
data to be more vulnerable to attack by applications
from unknown sources.
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 the Home screen, tap
Security.
2. Tap Trusted credentials.
The trusted credentials screen has two tabs:
• System: Displays CA certificates that are permanently installed
in the ROM of your device.
• User: Displays any CA certificates that you installed, for
example, in the process of installing a client certificate.
3. Tap a CA certificate to examine its details.
A scrolling screen displays the details.
Settings
Changing Your Settings
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