LG -P768g User Manual page 174

Important notice
When you can't recall your unlock
pattern:
If you logged in to your Google account
on the phone but failed to enter the
correct pattern 5 times, tab the Forgot
pattern? option at the bottom of the
screen. You will be required to log in
with your Google account or you have
to enter the backup PIN which you
entered while creating the pattern lock.
If you have not created a Google
account on the phone or you forgot
the backup PIN, you have to perform a
12
hard reset.
WARNING
If you perform a hard reset, all user
applications, user data and DRM
licenses will be deleted. Please
remember to back up any important
data before performing a hard reset.
NOTE:
If you have not logged in
Google account and forgot the unlock
pattern, you need to enter the backup
PIN.