Why is my Nokia phone requesting a PIN/PIN2/PUK/PUK2 code? - Nokia FAQ
Your Nokia device requests PIN (Personal Identification Number) and PUK (Personal Unblocking Key) codes to protect your SIM card and device against unauthorized use. Note that all PIN and PUK codes are provided by your network operator. Nokia is not able to provide you PIN or PUK codes.
Please note the following:
- When your insert your SIM card and boot up your device for the first time, you need to enter the PIN code. For security reasons it is recommended to change it to your own code, instructions on how to change the PIN code in your device is provided in the user guide or Nokia web site. If the PIN code is entered incorrectly multiple times, your device may request a PUK code to futher validate the user's identity and to unlock and change the blocked PIN code.
- The PIN2 code is a PIN code which acts as a second layer of protection for certain features of your phone. If the PIN2 code is entered incorrectly multiple times, your phone may request a PUK2 code.
If you have forgotten or simply do not know the codes, you must contact your Network Operator for assistance. However, if you have already contacted but the code does not work, you should consider getting a new SIM card from your Network Operator.
I have forgotten my PIN or PUK code - Nokia FAQ
If you have forgotten the codes or do not know them, contact your network operator.
How can I unlock my phone so I can use another network service provider’s SIM card? - Nokia FAQ
Network service providers use SIM locks to restrict phone use to specific countries and network service providers. The obligation to use the phone only in predetermined networks is included in the contract between you and your network service provider when you buy the phone. Nokia cannot dissolve this agreement.
To enter the SIM subsidy unlock code:
Warning: Stop if you receive an error message while performing the instructions below. Your phone locks permanently if you type in the incorrect code multiple times.
- To confirm the IMEI (15-digit serial number), type in *#06# in the dialler.
- To request the unlock code, contact your network service provider.
- Switch on the phone with a SIM card from a different network service provider. If asked, type in your SIM card PIN code. The phone shows a screen to type in the unlock code.
- Type in the unlock code. If successful, Phone is unlocked is shown.