Zte Optus X Start 4 User Manual page 50


Screen lock: Disable the screen lock or enable it with
swipe, pattern, PIN, or password. See
Phone With a Screen
Settings > Security > More security settings

Device admin apps: View or deactivate apps you have
authorized to be device administrators.

SIM card lock:
Lock SIM card: Activate or deactivate the PIN lock to

require PIN before accessing the SIM card.
Change SIM PIN: Change the PIN used to access

the SIM card.
NOTE:
If you enter the wrong SIM PIN more times than allowed,
your SIM card will be locked and you cannot access the
mobile phone network. Contact your operator for a PIN
Unlock Key (PUK) to restore the SIM card.

Encryption and credentials: Encrypt the data on your
phone and set the credential storage options.

Trust agents: View or deactivate trust agents.

App pinning: Keep a screen of your choice in view, so
that others cannot switch to other apps and access your
personal information. See
App Pinning.
Lock.
Protecting Your Phone With
50
Protecting Your