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Navigation key light duration: Control the Home key,
the Back key, and the Recent apps key backlight.
Choose one of these options to set the backlight
duration.
Always off: Turn off the touch keys backlight.
Always on: Keep the touch keys backlight on while
the screen is on
2 seconds / 5 seconds: The touch keys light for 2 or
5 seconds each time you touch the screen or the
touch keys while the screen is turned on.
Auto: Let your phone automatically turn the touch
keys on or off
Date & Time
To set date, time, time zone, formats for date and time, use
network-provided data:
Touch the Home key > > Settings > Date & time
Language & Input
To configure options related to system language, input
methods, speech input and output, and mouse/trackpad
input:
Touch the Home key > > Settings > Language &
input