Airplane Mode - Zte Z917VL User Manual

turn on or off mobile data or mobile data limit.
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.
Touch > Show Wi-Fi or Hide Wi-Fi to make the WI-FI tab
visible or invisible. On the WI-FI tab, you can check the Wi-Fi
usage during the last one month.
NOTE:
The data usage is measured by your phone, and your carrier's
data usage accounting may differ.
Touch > Network restrictions to select Wi-Fi networks that
are mobile hotspots. Data usage on recognised mobile
hotspots will be restricted to avoid high mobile data bills.

Airplane Mode

Touch the Home key >
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.
VPN
Touch the Home key >
up and connect to virtual private networks. See
Virtual Private Networks.
> Settings > More > Airplane
> Settings > More > VPN to set
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Connecting to