LG LGP769BK - Manual (Page 127)

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NOTE
LG reserves the right to make
firmware updates available
only for selected models at its
own discretion and does not
guarantee the availability of the
newer version of the firmware
for all handset models.
NOTE
Your personal data—including
information about your
Google account and any
other accounts, your system/
application data and
settings, any downloaded
applications and your DRM
licence —might be lost in
the process of updating your
phone's software. Therefore,
LG recommends that you
back up your personal data
before updating your phone's
software. LG does not take
responsibility for any loss of
personal data.