Before attempting to dump or install a NAND file, ensure you have the following setup:
Copy these files, along with the essential.exefs file created earlier, to a secure location on your PC or cloud storage 1.2.2. 3ds nand download install
This guide covers everything you need to know about downloading, backing up, and installing a 3DS NAND safely. Why You Need a 3DS NAND Backup Before attempting to dump or install a NAND
Copy this file immediately to your computer, an external hard drive, and a cloud backup service. Keep it safe. Without this file, your unique console encryption is lost forever. an external hard drive