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Resetting Your Mobile Phone 
Backing Up My Data 
You can use your Google account to back up your mobile phone’s settings to Google servers. 
If you replace your mobile phone, the settings you have backed up will be transferred to the 
new mobile phone the first time you sign in to your Google account. 
1. On the home screen, touch  . 
2. Under All, touch Backup & reset. 
3. Select the Back up my data check box. 
Restoring Factory Data 
If you reset your phone to its factory settings, all of your personal data stored on the phone, 
including information about your Google account, any other accounts that you have 
configured, your system and application settings, and any applications you have installed will 
be erased. Resetting the phone does not erase any system updates you have downloaded. 
Using the check box provided, you can also select to erase all the data stored on your SD card 
or on the phone’s internal SD card, which includes files that you have downloaded or copied 
there, such as music or photos. 
1. On the home screen, touch  . 
2. Under All, touch Backup &reset > Factory data reset. 
3. When prompted, touch Reset phone, and then touch Erase everything. The 
mobile phone resets the settings to the original factory settings, and then restarts. 
Online Update 
Your mobile phone has pre-installed the online update function. When there is new software 
available, the version information appears and prompts you to update. On the home screen, 
You can also touch 
  > 
All
 > 
About phone
 > 
System updates
 to check whether the 
new software is available. 
When updating: 
1. Back up your personal information. All personal information will not be removed 
after the update.