Before proceeding, I must emphasize that downloading copyrighted content without owning the game or having permission from the copyright holder is illegal. The Legend of Zelda: Breath of the Wild is a highly acclaimed game developed by Nintendo, and users should respect the company's intellectual property.
: Most "useful" guides suggest using the Loadiine (rpx/wud) format or .wua instead. .wux files are compressed versions of .wud images, but they are often problematic because they require a keys.txt file with specific "Wii U Common Keys" to decrypt. botw wux file download
Apply and mods that enhance shadows, textures, and lighting. The Risks of Downloading Game Files botw wux file download