Because the folder format is superior for updates, DLC, and modding, most players choose to unpack their WUX file. You can easily do this using a free community tool called or JWUDTool . Prerequisites: Your BOTW WUX file. The Wii U Common Key and the BOTW Disc Key. A tool like JWUDTool (a Java-based command-line tool). Step-by-Step Conversion: Download and extract JWUDTool . Place your BOTW WUX file into the same folder as the tool. Open a command prompt (CMD) in that directory.

If you have a BOTW .wux file and are wondering what it is, how to make Cemu recognize it, or why you might want to convert it, this comprehensive guide has you covered. What is a BOTW WUX File?

This comprehensive guide explains what a BotW WUX file is, how it works, how to use it, and how to manage your storage efficiently when dealing with it. What is a BOTW WUX File?

The raw, uncompressed 23.3 GB disc dump. It works perfectly in Cemu but wastes massive amounts of storage space.

There are several types of WUX files in BOTW, including:

For BOTW specifically:

A .wux file is a compressed Wii U disk image. It is the compressed version of a .wud file, which represents a raw, uncompressed dump of a physical Wii U game disc.

Cemu is the premier emulator for Wii U games on PC. It natively supports .wux files, but you cannot simply load the file and play immediately. Wii U disc images are encrypted, meaning Cemu requires a specific key to read them. Step 1: Obtain the Wii U Common Key and Game Key

Wii U game discs have a fixed storage capacity of 25GB, regardless of how much data the game actually uses.

Extract the file to get the code , content , and meta folders.

Then the glitches started.

Converting your BOTW WUX file into an extracted folder format (Loadiine/RPX) offers significant benefits: