58
Troubleshooting
Common issue
Cause reason
Shooting way
Bad connection
Using mobile
phone in an area
where the network
connection is not
good, such as
around a tower or
basement, and
radio wave cannot
be sent effectively.
Try to avoid.
Using mobile
phone when
network is busy,
such as an on-off
duty time, line
busy.
Try to avoid.
Related to the
distance of the
send basis of the
network.
Ask your
operator to
provide a map of
your service
area.
After sound or
cacophony
It is caused by
network connection
and it’s a regional
problem.
Hang up and
redial the
number.