LG P920h Guia Del Usuario página 90

Settings
TIP: To lock your screen by using the Pattern Lock
The first time you do this, a short tutorial about
creating an unlock pattern appears.
You will be prompted to draw and redraw your
own pattern. The next time you turn on your phone
or wake up the screen, you will be prompted to
draw your unlock pattern to unlock the screen.
SIM card lock
Set up SIM card lock – Set up SIM card lock or
change SIM PIN.
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Passwords
Visible passwords – Select to show passwords
as you type them, or deselect to hide them as
you type them.
Device administration
Select device administrators – Add or remove
device administrators.
Credential storage
Use secure credentials – Select to allow
applications to access your phone' s encrypted
store of secure certificates, related passwords
and other credentials. Credential storage is
used to establish some kinds of VPN and Wi-Fi