Samsung Galaxy S4 Mini - Enabling the GPS Satellites; Using Wireless Networks

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Backup and Reset
Location settings, backup configurations, or reset the phone to erase
all personal data.
 From the Home screen, press and then tap Settings ➔
(
Accounts tab) ➔ Backup and reset .
Mobile Backup and Restore
The device can be configured to back up your current settings,
application data and settings.
1. From the main
Settings page, tap Accounts tab ➔ Backup and
reset
.
2. Tap
Back up my data to create a backup of your current phone
settings and applications.
3. Tap
Backup account to assign the account being backed up.
4. Tap
Automatic restore to assist in the re-installation of a
previously installed application (including preferences and
data).
5. Tap
Factory data reset to reset your device and sound settings
to the factory default settings.