Sim Pin; Changing Sim Pin - Zte Libero 2 User Manual

SIM PIN

SIM PIN is the security code for your USIM Card. It prevents
third parties from unauthorized use of handset. By default,
"9999" is set.
Enabling SIM PIN
By enabling SIM PIN, SIM PIN entry is required each time
powering on handset with the USIM Card installed.
In Home Screen, (Applications List)
Security
Set up SIM card lock Lock SIM card
OK ( )
PIN is enabled.
PIN Cautions
Entering incorrect PIN three times locks PIN. To release
locked PIN, enter PUK (Personal Unblocking Key). For
details on PUK, contact Customer
incorrect PUK ten times consecutively locks USIM Card to
disable handset operations. In that case, reissue of USIM
Card at a SoftBank Shop (paid service) is needed.
(Settings)
Enter PIN
Service. Entering

Changing SIM PIN

Changing SIM PIN is only available when SIM PIN is enabled.
In Home Screen, (Applications List)
Security
Set up SIM card lock Change SIM PIN
OK Enter new PIN
(for confirmation) OK
SIM PIN is changed.
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(Settings)
Enter PIN
OK Enter new PIN again