Zte Z799VL User Manual page 113

Data Usage
Touch the switches to turn on or off mobile data and data limit.
You can check how much data has been used during the time
cycle you set, set a mobile data limit and warning, see what
apps have been using mobile data, or restrict background data
for individual apps.
NOTE:
The data usage is measured by your phone. Your carrier's data
usage accounting may differ.
Airplane Mode
In the Settings app, touch More > Airplane mode. All the
phone's radios that transmit voice or data are turned off.
VPN
In the Settings app, touch More > VPN to set up and connect
to virtual private networks. See Connecting to Virtual Private
Networks.
Default SMS App
In the Settings app, touch More > Default SMS app to choose
the preferred application for sending and receiving SMS.
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