User manual

107
Problem
Possible causes
Possible solution
PIN Code
blocked
You have entered an incorrect
PIN code three consecutive
times.
Contact your service provider. If the service
provider provides the nano-SIM card‟s PUK
code, use the PUK code to unlock the
nano-SIM card.
Phone
crashes,
reboots,
freeze, or
cannot be
powered on
Some third-party software is
not compatible with your
phone.
Uninstall the software that may cause the
problem.
Upgrade the phone software.
Reset the phone to factory status.