Because NAND backups contain console-unique keys, using another person's backup will lead to a permanent, unfixable brick Create Your Own: You must use tools like to create a backup from your own, functioning console. How to Create Your Own NAND Backup (Recommended) Install Homebrew Channel & BootMii: to install the Homebrew Channel and BootMii. Access BootMii:
Below is a comprehensive guide to understanding Wii NAND backups, why you should create your own, and how to safely manage your console's system memory. Why You Need a Wii NAND Backup Wii Nand Backup Files Download
Select the icon with the SD card and the gear (the fourth icon). Choose "Backup NAND." Because NAND backups contain console-unique keys