To delete everything on your 3DS, go to the Home Menu and select System Settings. Under “System Settings,” select “Data Management.” On the left side of the screen, under “Data Management,” select “Delete Data.” Select all of the data you want to delete, and press A.

To delete and save data on a 2DS, first power off the device. Then hold down the Select and X buttons at the same time until you see the Nintendo 3DS System Settings menu. Tap the “System Settings” option and then select “Data Management.” Under “Save Data,” tap the red circle next to any save file to delete it.

To reset your 3DS cartridge, hold down the power button for about 10 seconds until the system powers off. Then hold down the power button again to turn on the system and hold down the select button to access the settings menu. From here, select “System Settings” and then “Factory Reset.

To delete saved data on a DS cartridge, you must first power off the system and remove the cartridge from the system. Next, press and hold down the reset button while plugging in the cartridge to power on the system. Once the system has booted, release the reset button. The game should now prompt you to save your game. Select “Yes” to erase all data on the cartridge.

To restart a game on your 3DS, hold down the power button and the home button at the same time.

If you have a Nintendo Account, you can unlink it by going to the settings of your 3DS and selecting “My Nintendo.” If you don’t have a Nintendo account, you can create one by going to https://accounts.nintendo.com/.

To delete save data on Nintendogs 3DS, you must first exit the game and then use the Nintendo 3DS HOME Menu to select System Settings. From there, you will need to select Data Management and then delete any saved data that you wish to delete.

To delete saved data on a Switch, first, go to the HOME screen and press the DOWN ARROW button to open the Quick Menu. Then use the left thumbstick to select System Settings and press the DOWN ARROW button again. Use the right thumbstick to select Data Management and press the A button. Use the X button to delete a saved game or character.

To delete all data on a Nintendo Switch, perform the following steps: From the HOME screen, select SYSTEM > DEVICE MANAGER. Under “Nintendo Switch” in the list of devices, select DATA. Select TRIM DATA and then select OK.

To reset your Nintendo 3DS to factory settings without a PIN, follow these steps:Turn off your Nintendo 3DS.Hold down the power button and the volume down button at the same time until you see the Nintendo 3DS logo appear.Release both buttons when you see the message “Nintendo 3DS System Resetting.”After the system has reset, press the power button to turn it on.