If you want to modify game files or use Loadiine, use the extract command. You will need the game's title key for this.
Cemu natively supports the resulting .wux format.
Open your Wudcompress installation folder in a separate window.
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A command window will open to show the progress. Once finished, a new .wux file will appear in the same directory. Potential Issues
Enter . This command-line tool, developed by the Wii U homebrew community, is the industry standard for compressing raw Wii U disc images into WUX or WUD compressed formats. These compressed files can reduce the original 25 GB dump down to 2-6 GB without losing any game data—a compression ratio of over 80%.
If your WUD files are encrypted, they will remain encrypted in WUX format. Cemu handles encrypted WUX files fine, but you may need keys.txt . To help you further with this process, could you tell me: If you want to modify game files or
(Optional but recommended) Ensure you have enough free space for the new file to be generated before you delete the original. Step 3: Compressing Your Games WudCompress uses a simple "drag and drop" interface: Locate your file in your file explorer. Click and drag the file directly onto the WudCompress.exe
Now that you've installed Wudcompress, you can start using it to compress and decompress files. Here are some basic examples:
- If you have a large WUD file, you may need to allocate more RAM to Java. Use java -Xmx4g -jar wudcompress.jar [file] to assign 4GB of RAM. Conclusion Open your Wudcompress installation folder in a separate
Simply click and hold your .wud file, then drag it directly onto the wudcompress.exe icon.
If you omit the output filename, the tool will automatically create a file with the same base name but a .wux extension.
Open a Command Prompt or PowerShell window, navigate to the folder containing wudcompress.exe , and run: