airplane mode
You can switch your phone to airplane mode to prevent it
from communicating with the network. This lets you use
games or other applications while you are on an airplane,
without interfering with airplane communications.
Find it:
Menu >
You can make the airplane mode option appear whenever
you turn on your phone:
Find it:
Menu >
> Prompt At Power Up > On
54
tools
Settings > Phone Settings > Airplane Mode > On
Settings > Phone Settings > Airplane Mode