LG PRADA User Manual page 84

This product's keys on the LCD screen are touch keys.
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Be sure to read "Cautions for Touch Keys" before using touch keys.
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CAUTIONS FOR TOUCH
KEYS
1. Make sure your hands are clean and dry.
Hardware keys
2. You do not need to press hard on the touch
keys to make them work normally.
3. Use the tip of your finger to press exactly on
the touch key you want, being careful not to
touch the keys for other functions.
4. When both the home screen and touch key
lights are off, pressing a touch key will not turn
on the home screen light. Press
home screen light will turn back on(touch keys
do not work when the touch key lights are off).
5. Touch keys may not work normally if a mobile
phone case or plastic cover is covering them.
Also, touch keys may not work normally if you
are wearing gloves.
Touch keypad
and the
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