security
features
SIM PIN
Caution:
If you enter an incorrect PIN code three
times, your SIM card is disabled and your display
shows SIM Blocked.
Lock or unlock the SIM card:
s > w Settings > Security > SIM PIN
lock feature
s > w Settings > Security > Lock Application
Enter your unlock code to open a list of
applications (such as Messaging). Select an
application and choose Locked to lock it.
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other features—security
features
manage certificates
Enable or disable Internet access
certificates stored on your phone:
s > w Settings > Security > Certificate Mgmt
Certificates are used to verify the identity and
security of Web sites when you download files or
share information.