PUK lock (Personal Unlocking Key). It's a security feature on most mobile devices that protects your SIM card data and unique for SIM card.
May I suggest that you contact your sim network provider as they are the only one who can provide you the PUK codes. Once you done the PUK unlocking you can use the unlock code.
To get the Network Unlock Code (NCK code) just visit
Unlock Your Cellphone Use Any Network in The World
×