Lenovo A7-40 Tablet - Manual (Page 17)

Chapter 04
Settings
*Specific models only
4-1 WIRELESS & NETWORKS
4-2 DEVICE
4-3 PERSONAL
4-4 SYSTEM
Tap Settings in the applications list to open the Settings interface.
4-1 WIRELESS & NETWORKS
This setting module includes: *SIM management, WLAN, Ethernet
configuration, Bluetooth, Data usage and More... (Airplane mode, VPN,
Tethering & portable hotspot, *Mobile networks, and USB Internet).
SIM management
This setting allows you to enable/disable the SIM card function, data
connction, and data roaming.
SIM INFORMATION: You can enable/disable the SIM card function, edit the
SIM name, enter the phone number, set background color and select to
display a part of the number.
DEFAULT SETTINGS: You can select to enable data connection.
GENERAL SETTINGS: You can select to allow data roaming and show the
roaming reminder.
WLAN
This setting allows you to enable/disable WLAN connections.