If you're experiencing issues with your Nintendo 3DS or you're planning to sell it, performing a factory reset can be a great solution. Here's how to reset your Nintendo 3DS to its original factory settings:

Step 1: Make sure to back up your data

Before you start the reset process, it's important to back up any important data such as saved games, photos, and other files. You can do this by using the built-in backup feature on your 3DS or by transferring the data to a computer or other storage device.

Step 2: Access System Settings

On the HOME menu, select the System Settings icon and tap Open. From there, scroll to Other Settings and tap on it to continue.

Step 3: Perform the factory reset

Within the Other Settings menu, scroll to the right and select System Format. You'll be given a warning about the impact of the reset, so make sure you've backed up all your data before proceeding. Read and acknowledge the warning, then tap Format to begin the reset process. Your system will be restored to its original factory settings, erasing all data and settings in the process.

Step 4: Set up your Nintendo 3DS

Once the reset is complete, you'll need to go through the initial setup process again, just like when you first got your 3DS. This includes setting the time, date, language, and any other system preferences. You'll also need to link your Nintendo Network ID again if you want to access the eShop or download games and apps.

By following these steps, you can easily reset your Nintendo 3DS to its original factory settings. Whether you're troubleshooting issues or preparing to sell your 3DS, performing a factory reset can help resolve many common problems and ensure that your device is ready for its next owner. Just remember to back up any important data before starting the reset process, as it will be permanently erased.