FLY M 90 User Manual page 55

 Change PIN：Use this menu to change your PIN. The PIN code
feature must be enabled to change the PIN. Refer to "PIN code"
on page 44 for more details.
Warning:
If you enter an incorrect PIN three times in succession, the SIM card is
blocked. To unblock it, you need to enter the PUK code supplied by your
service provider. If you enter an incorrect PUK ten times in succession, the
SIM card is permanently blocked and cannot be used anymore.
 Change PIN2：Use this menu to change your PIN2 code.
Warning:
If you enter an incorrect PIN2 three times in succession, the code is blocked.
To unblock it, you need to enter your PIN2 supplied by your service provider.
FLY M90
Settings
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