How to open lock 1 and 4?

You will need Winlock software and MBUS cable to do this. Winlock is a Nokia service program that you can use to open lock 1 and 4, really you are closing locks when you do that, but when you write ????? at MCC+MNC and MSIN text box, the phone don t understand it and consider that it s open.

That trick only works for lock 1 and 4, but not for lock 2 and 3. If you did not know your lock type, please read our miscellaneous tips page first. or read at above section in this page.

Install winlock 1.10
Connect your MBUS nokia data cable
Run Winlock
Push Read Phone, if you have Lock 2 or Lock 3 closed you can not open your phone, but you can try change Lock 2.
Select State Close in Lock 1 and Lock 4, fill out MCC+MNC and MSIN text boxes with ??????? and Push Close Locks.
Now you can use any operator card in your phone. If you get any error when you do that do the following steps.
Select State Automatic in Lock 1 and Lock 4 and change type to User in Lock 1 and Lock 4, fill out MCC+MNC and MSIN text boxes with ?????????? and Push Close Locks.
Select State Automatic in Lock 1 and Lock 4 and change type to Factory in Lock 1 and Lock 4, fill out MCC+MNC and MSIN text boxes with ?????????? and Push Close Locks.
If you continue getting errors you must turn off your phone and reset computer and try again.

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