82 - Warnings and precautions
3. DO be careful not to drop your smartphone or subject it to any
strong impact. Do not place your smartphone in your back pocket.
4. DO NOT expose your smartphone to extreme temperatures. For
example, do not leave your smartphone on the dashboard of a car
on a hot day or when temperatures are below freezing point. Also,
keep it away from heaters and other sources of heat.
5. DO NOT use or store your smartphone in any location that is dusty,
damp or wet.
6. DO use a soft, damp cloth to clean your smartphone. If the surface
of the screen becomes soiled, clean it with a soft cloth moistened
with diluted window-cleaning solution.
7. DO NOT press down on the screen with force, otherwise you may
crack the screen.