132
them.
Device administrators:
View or deactivate apps you have
authorized to be device administrators.
Unknown sources:
Switch on this option to permit
installation of apps from sources other than the Play Store.
Storage type:
Check the credential storage type.
Trusted credentials:
Display trusted CA certificates.
Install from SD card:
Install certificates from the internal
storage or the microSDXC card.
Clear credentials:
Delete all certificates.
Trust agents:
View or deactivate trust agents.
Screen pinning:
Keep a screen of your choice in view, so
that others cannot switch to other apps and access your
personal information. Touch this option to see how it works.
See
Protecting Your Phone With Screen Pinning
Apps with usage access:
Turn on or off some ap
ps’
access to your phone usage information.
Backup and Reset
Touch the
Home
key
>
>
Settings > Backup & reset
to
manage data backup and restoration options, and to reset the
network setting or the phone to factory status.
Back up my data:
Back up app data, Wi-Fi passwords, and
other settings to Google servers after you sign in to your
Google account.