User manual

10.4.2.
Resetting your OPPO phone will reset the phone back to its original factory
settings, and will permanently erase all your personal data. You can do Factory data
reset if your phone starts to lag or there's a delay in navigating, has too much junk
files and caches, or has issues with system or applications.
Before you do factory reset, back up all the needed data.
Go to [Settings] > [Additional settings] > [Back up and reset] > [Factory data
reset], choose an option available for factory data reset.
* Any reset option cannot be revoked once it is operated.
This option will reset all system settings without deleting any data or media files.
This option will delete all third-party apps and app data. But the data saved by the
user will be kept such as photos, music, and videos.
Through this option, all data of OPPO smartphone will be cleared including
contents, settings, photos, and music. OPPO smartphone will reset to its
inactivated initial state, which is the factory state.
By choosing this option, all the contacts and call history on the phone will be
erased. Only the contacts on the SIM card will be preserved. Other data on OPPO
smartphone will not be affected.
By choosing this option, all the SMS and MMS messages on the phone will be
erased. Only the SMS messages on the SIM card will be preserved. Other data on
OPPO smartphone will not be affected.