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enter wrong PIN codes for three
times consecutively, you must
enter the PUK code (personal
unlocking code) to unlock and
modify the locked PIN code. If
the PUK code is not available or
is lost, contact the carrier.
2. Change password: Use this
function to modify the PIN1
code and PIN2 code of the SIM
card on the mobile phone.
Phone lock: When the mobile
phone lock function is enabled,
to power off the mobile phone
and recover the factory settings,
you should enter the correct
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