How to Reset Nokia Lock Code

Some of us use the Nokia Lock Code/ Security Code to protect our phones from being used by others. But, sometimes we end up forgetting the code. It happened to many of my friends and once to myself. In such a case formatting your phone won’t solve the problem as it will still ask for the security code. Well, if you have forgotten the Nokia lock code, here’s how you reset it:

How to Reset Nokia Lock Code or Security Code

Resetting Nokia Security Code to 12345 using Memory card:

Firstly, you need to get hold of card reader. Connect it to your computer and place the memory card of your phone in it.

Download the Unlock File from here (link2) and unzip it.

Now, you need to create the following directory and copy thc-nokia-unlock.mdl in it:


Once you have copied the file, remove the memory card and place it into your phone.

Now start the locked phone and wait for some time. Let this tool reset the code for you. Enter 12345 in the code box when prompted.

Voila! The code works!

[Trick by etricks]

Resetting Security Code or Lock Code Using Mastercode:
You can also reset your mobiles security code using the master code. To do so, you need to first make a note of your IMEI no. and then go to this site and type it in the IMEI code box. It will display the master code. Enter the code in your mobile. That’s it! It should work fine now.



14 comments for “How to Reset Nokia Lock Code”

  • bobby


    can you please tell me how to unzip it, using what kind of tool, ?


  • bobby


    I tried to unzip it by and it says decompress succesfull but the files is contains 0 files.
    Can you help me out please ?


  • Joel

    Hi Bobby,
    Try using 7Zip. It’s a great software.

  • bobby

    thanks, but I give up I dont know how to use the software, but I do really thanks for your help, but if you could me it will be great, my imei number is :


    thanks , bro.

  • Shankar

    Hi bobby, Thanks for the article. What about the phones don’t have memory cards?.

  • freddist

    Resetting Security Code or Lock Code Using Mastercode –

  • Anterpreet pipaltha

    I have a nokia 5130c-2 i forgot my security code plz help me.

  • sreekanths

    will it work for S60 v5 Phones?i have 5230 and i forgot the security code.i tried the master code its telling code error… pls help

  • Vishal Vishal

    it doesnt work for Nokia 5800 ..  i wonder whats tools does the tech @   nokia service center uses to reset the password

  • Vishal Vishal

     click ok .. n u r good to go

  • Zicy

    I bought the new X1-01 Dual phone, then changed the  security code to protect it from other users but i forgot the code and now i cant use sim 2 slot what ca I do coz master code reset calculated the code but did not unlock it?

  • Jacob Troest

    hi i haw a old nokia 6600 it is asking for a lock code after the pin code and i haw tryed ewrything can somone plezz help me ???? thx

  • Udaya Strider

    i forgot my nokia 5230 security code
    i want 2 reset my security code how 2 reset it

  • nomi

    same with me how u unlock it ?

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