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call nintendo and ask because every day its a new master key
Some master locks are rekeyable, most are not.
The master key to 3ds xl can be obtained from Nintendo Support but first you need to register an email for the use with the parental controls will allow you to conveniently acquire a PIN-resetting master key in the event that you forget both your PIN and secret question.
You cannot change the master code. In your owners manual is a procedure for creating another code. But the master cannot be changed.
It is the key 25 digit code that is on the package that you bought.
The master code is in the front of the owners manual, you can also input your own code if you have the master code, details inside manual.
ID is your user name and key code is the numbers and letters from your friend.
use the key
96226 The Master Key is 76898
5
Hold down the Alt key, type the numbers in the code (still holding down the Alt key), and then release the key.