LG -A190 User Manual page 25

Note: The default ATMT code is "0000". You have to enter the code
before configuring the ATMT settings.
› Change codes – Change your Security code, PIN code, PIN2 code or
ATMT code.
Power save
can save the battery power when you are not using the phone. Choose
to switch between power save settings Always on, Night only or Off.
Network selection
can select a network that will be registered either automatically or
manually.
SOS service
SOS message to your friends automatically by long press No. 9 key on
you keypad when you are in emergency.
Reset settings
to restore the factory settings. You need the security code to activate
this function. The default number is "0000".
Memory status
the free space and memory usage of each repository.
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Reset settings