Selecting Device Administrators
The Device Administration feature allows you to select one or more administration applications that
control your phone for security purposes (for example, if your phone is lost or stolen).
These applications enforce remote or local phone security policies. Some of the features a device
administration application might control are:
Setting the number of failed password attempts before the phone is restored to factory settings.
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Automatically locking the phone.
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Restoring factory settings on the phone.
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Note: If a phone uses multiple enabled administration applications, the strictest policy is enforced.
1. Press
and tap
2. Tap Device administrators and tap an account.
3. Tap Deactivate to remove the current administrator.
Unknown Sources
This feature allows you to download and install non- Google Play™ applications.
1. Press
and tap
2. Tap Unknown sources, read the warning, and then tap OK. A green checkmark indicates the
feature is enabled.
Trusted Credentials
Use this feature to allow applications to access secure certificates and other credentials.
1. Press
and tap
2. Tap Trusted credentials to display the list of your phone's trusted CA certificates. A green
checkmark indicates the certificate is enabled.
Install Certificates from Device Storage
Use this setting to install encrypted certificates from your USB storage.
Settings
> Settings > Security.
> Settings > Security.
> Settings > Security.
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