This indicates the "slot" or the specific base version of the IOS. IOS56 is famous for being a fast, stable version that handles USB and network data efficiently.
Given the structure of the filename, here are a few possible interpretations: ios56-64-v5661.wad
Typically, users don't interact with this file unless they are using specialized tools. The most common methods include: This indicates the "slot" or the specific base
: Use a tool like NUSGet or NUS Downloader on your PC to safely download the original system file from Nintendo's servers . The most common methods include: : Use a
Due to copyright, you cannot legally download the .wad file directly from third-party sites. Instead, you must use a tool to grab it from Nintendo’s Update Servers (NUS): : Open NUS Downloader . Check the box for Pack WAD . Go to Database -> IOS -> IOS56 -> v5661 . Click Start NUS Download .
The gold standard for modern, safe Wii modding instructions.