These are completely unique to your specific physical Wii motherboard. They encrypt data written directly to your console's internal flash storage (NAND), such as save files and system settings.

Ensure Dolphin is set to use the extracted NAND folder, rather than creating a virtual, unencrypted one. 5. Frequently Asked Questions (FAQ)

Here is an informative breakdown of what this file is, why it exists, and how it is used.