Zte Z557 User Manual page 124

accessory.
 Text-to-speech output: Select the speech synthesis
engine or change its settings, set language, speech rate
and pinch, play a brief sample of the speech synthesizer, or
reset all your customization.
Date & Time
In the Settings app, touch System > Date & time to set date,
time, time zone, and how time is displayed. You can also use
network-provided data (see
Backup
In the Settings app, touch System > Backup to set Google
backup options. You can add a Google account and back up
your data to Google Drive.
System Update
In the Settings app, touch System > System update to check
and download system updates.
Reset Options
In the Settings app, touch System > Reset options to reset all
network settings (including Wi-Fi, mobile data, and Bluetooth),
reset app preferences, or erase all data (reset to factory state).
About Phone
In the Settings app, touch System > About phone to view
phone status, legal, and other information.
Setting the Date and
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Time).