Zte Z957 User Manual page 154

Memory
Touch the Home key >
the average memory use and performance of your phone. You
can also check which apps use the most memory.
Connect to PC
Touch the Home key >
select your USB connection type between your phone and PC.
See Connecting to Your Computer via
Backup and Reset
Touch the Home key >
manage data backup and restoration options, and to reset the
network setting or the phone to factory status.

Back up my data: Back up app data, Wi-Fi passwords, and
other settings to Google servers after you sign in to your
Google account.

Backup account: Set the Google account that the data is
backed up to.

Automatic restore: Restore previously backed up settings
and data when you reinstall an app.

Network settings reset: Reset all network settings
including Wi-Fi, mobile data and Bluetooth.

Factory data reset: Reset your phone to factory default
settings. All your data in the internal storage will be erased
during the process.
> Settings > Memory to monitor
> Settings > Connect to PC to
USB.
> Settings > Backup & reset to
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