An expert user of those who connect to XDA Developers , a forum well known by those who usually apply new ROMs to their terminals, has just discovered that there is a formula to unlock the Samsung Galaxy Note 2 and some versions of it for free. Samsung Galaxy S3 . As explained by this user, whose nickname in the XDA forums is owl74 , there is a hidden menu in the line of Samsung Galaxy smartphones that allows users to unlock the phone for freeto be able to use it with different operators, in the event that it is linked to a specific company. For now, it has been confirmed that this formula is present or can be activated in the two most advantaged members of the Galaxy family . It must be said, however, and for those who want to try it, that it will only work on those devices that run Android 4.1 (Jelly Bean) , the penultimate version of Google's platform that has already been released for the Samsung Galaxy S3 in Poland . Once this edition is installed, the trick proposed by this user will work. Are you willing to try it?
If your Samsung Galaxy S3 or Samsung Galaxy Note 2 meets these prerequisites, you will have to follow a few simple steps . First, write the following sequence in the marker: * # 197328640 # 2 . You will see that a menu appears immediately in which you will have to select the following options that we will specify in English: Main Menu>  UMTS>  Debug Screen>  Phone Control>  Network Lock> Options [ 3] Perso SHA256 OFF. Now you will have to wait about 30 secondsand then go back one step by pressing the Menu button. You will return to part  Network Lock and then choose  NW Lock NV Data INITIALLIZ. At this point you are almost done. In fact, the device will reboot automatically . Please wait patiently. When the phone works again, you will not receive any confirmation that the smartphone has been unlocked , but the truth is that the process will have been completed successfully.
As always, you must bear in mind that this process must be carried out cautiously , bearing in mind that any wrong step can lead to fatal errors that would not be covered by the user warranty. Some users have already successfully tried unlocking the Samsung Galaxy S3 and in fact have already inserted cards from two different operators to verify that the operation had taken effect. We can confirm that the unlock works permanently and even after restarting the device completely. If you have tried it too, you can share your experiencein the comment section. If you want to start the process and have any questions, we recommend that you access the XDA Developers forum to follow the advice and experience of other users who have already tried it before.