3
do not place this product in a car with all windows
closed in summer, and keep out direct sunlight.
Avoid dropping or shocking this product heavily and
avoid shaking the TFT display violently, otherwise,
the TFT display may be damaged or cannot play
correctly.
Please choose a suitable volume. Avoid excessively
high volume when using a headset. If you feel any
ear noise, please decrease the volume or stop using.
Do not break the connection suddenly when this
product is conducting formatting, uploading or
downloading operations, otherwise there may be
program errors.
This company will not undertake any responsibility
for any memory loss due to product damage,
repairing or other reasons.
Summary of Contents for W7421
Page 51: ...51 10 7 Location access Google s location service Location Google search ...
Page 52: ...52 10 8 Security You can set up device administration screen lock and password visibility ...
Page 53: ...53 Unknown sources Allow installation of non Market ...
