What is the 5 digit master key to unlock the parental controls in the Nintendo 3DS? Call customer support the digits are always different Asked in Nintendo 3DS. I have a 3ds and it is at its latest version and I forgot the parental control pin is there anyway I can Disable these without talking to nintendo? I get a 10 digit inquiry number Will anyone help me get the master key? Wii U Parental Control Reset - The Easy Way! Enter the 10-digit inquiry code on mkey generator. You will recieve a 5-digit master key PIN. Go and enter it on your Wii U when prompted. You now have access to your Parental Controls. 5 (optional). Make your PIN easier to remember.:P. Parental Controls: Nintendo 3DS family systems What Can I Block With Parental Controls? The system's Parental Controls can restrict the following features or settings: Software Rating – Restrict the use of Nintendo 3DS and Nintendo DSi software based on Classification board ratings. Internet Browser – Restrict the use of the Internet browser. Nov 22, 2019 This is how to remove the parental controls pin number so you can reset the Nintendo DSi (or XL) to factory settings: First, go to the Nintendo system settings. It is the icon that looks like a wrench: Scroll to the 3rd page and select “Parental Controls”: You.