Open the Homebrew Channel, press Home, and select "Launch BootMii." You’ll navigate using the Power (move left/right), Reset (select), and Eject (or use GameCube controller).
Select the icon with the SD card and the gear (the fourth icon). Choose "Backup NAND." Wii Nand Backup Files Download
No downloadable backup will save you. Prevention (making your own backup) is the only cure. Open the Homebrew Channel, press Home, and select
: If you use a shared NAND to play online via services like Wiimmfi, any rules broken by one person using that NAND will result in a ban for everyone sharing those files. Prevention (making your own backup) is the only cure
Use a GameCube controller or the Power/Reset buttons on the console to navigate to the menu (gears icon). Dump NAND: Select the icon (4th icon, green arrow) to start creating Secure Your Files:
: To use a foreign NAND, you must use advanced tools like Ohneschwanzenegger to "format" the NAND with your own console's keys. This is a technical process with a high margin for error. Security and Ethical Concerns