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Data Usage
Touch the Home key > Settings > Data usage to manage
mobile data use of each nano-SIM card installed.
Touch the Cellular data or Set cellular data limit switches to
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.
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 recognized mobile hotspots
will be restricted to avoid high mobile data bills.
Flight Mode
Touch the Home key > Settings > More and slide the switch
beside Flight mode to turn flight mode on or off. All the phone’s
radios that transmit voice or data are turned off when flight
mode is on.
Wi-Fi Calling
Touch the Home key > Settings > More > Wi-Fi Calling to
manage the phone’s Wi-Fi calling feature. When this feature is
turned on and you are connected to a Wi-Fi network with