Zte Z557 - Connected Devices

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VPN
Set up and connect to virtual private networks (see Connecting
to Virtual Private Networks).
Airplane Mode
Turn airplane mode on or off. All the phone’s radios that
transmit voice or data are turned off when airplane mode is on.
Enhanced LTE Services
Enable or disable HD Voice and advanced communication
services where available.
Call Settings
Configure call options, which you can also access from the
Phone app. See Use Fixed Dialing Numbers, Forward
Incoming Calls, Set Call Waiting, and Set Caller ID.
Connected Devices
Bluetooth
Turn Bluetooth on or off and configure your Bluetooth
connections (see Connecting to Bluetooth Devices).
Printing
Configure Google Cloud Print service or other printer plug-ins.
You may need to install these apps and services from the