User's Manual

22
When changing the locked PIN, you need to input PUK (Personal
Unlock Key). PUK is provided with SIM card together. If it is not
provided, please contact with your service provider. If you input wrong
PUK for continuous ten times, the SIM card can't be used again. Please
contact with your service provider to buy new card. You can't change
PUK. If you lose the code, please contact with your service provider.
PUK2
When changing the locked PIN2, you need to input PUK2. If you input
wrong PUK2 for continuous ten times, you can't the functions that need
PIN2. Please contact with your service provider to buy new card. You