LG -P760 Guide De L'utilisateur page 627

Software Update
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.
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