How to enter my Unlock Code on Nokia ?

Model : All Nokia Lumia
1. Switch ON your phone with a non accepted simcard
2. Phone will ask you to Enter Unlock Pin
3. Input the 8 digit Unlock Code

For Nokia Lumia 900 from AT&T USA if code is Not working:

The workaround is this: Enter the incorrect code until you run out of your ten (10) attempts. Then you'll get the *real* network unlock message, with 32 attempts. Enter the same 8-digit code you've been entering,

ie: http://www.youtube.com/watch?v=8SO5ZXQy1zM

Model: All Nokia

1 - Switch ON your phone without SIM Card,
2 - Compose #PW+CODE+1#

(if locked from Fido/Roger Canada, please compose#PW+CODE+7#)

The letter P appear after press 3 times quickly the button star ( * )
The letter W appear after press 4 times quickly the button star ( * )
The letter + appear after press 2 times quickly the button star ( * )

3 - The phone show "SIM Restriction Off" and was unlocked !

Model: Nokia C3

Turn on the phone with a non-accepted SIM card inserted. It should state that the SIM is restricted.

Press OK to be able to enter the unlock code. Then, using the full QWERTY keypad as normal, type: #pw+CODE+1# and press OK

Note: replace CODE with the unlock code we send you