Network Settings; Security Settings - Lenovo A1000 User Manual

Flight mode
You can set the mode between Normal and Flight mode. In Flight mode,
you can set all RF power off but still use the multimedia functions of the
phone.
Dedicate key
You can set the shortcut of specified menus for navigation key.
UART settings
You can set it as any SIM card.
Misc. settings
Set the brightness of screen and time for entering into power save mode.

Network settings

Network selection
New search: Re-search the network.
Select Network: You can select a network from searched network list.
Selection mode: You can select a network between automatic and manual
mode. But it may cause a network problem, so please be careful with this
function.
Preferences
You may set the preference of your service provider. Press the LSK to
have further "Options".
Change priority: Change the priority of your service provider.
Delete: Delete the currently selected service provider.

Security settings

This function provides you with related settings about safety use.
SIM security settings
PIN lock
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