Zte N9517 User Manual page 118

Data Usage
Tap the Home key >
mobile data use.
Tap the Cellular data switch to turn on or off mobile data.
You can check how much data has been used during the time
cycle you set, set mobile data limit and warning, see what apps
have been using mobile data, or restrict background data for
individual apps.
NOTES:

The data usage is measured by your phone, and your
carrier's data usage accounting may differ.

Tap Network restrictions to select Wi-Fi networks that are
mobile hotspots. Data usage on recognized mobile hotspots
will be restricted to avoid high mobile data bills.
Airplane Mode
Tap the Home key >
switch beside Airplane mode to turn airplane mode on or off.
All the phone's radios that transmit voice or data are turned off
when airplane mode is on.
> Settings > Data usage to manage
> Settings > More and slide the
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