Recent Cemu versions (1.27+) have improved key handling:
Some content on the Wii U, like certain system software and updates, requires secure access. The keys help facilitate this secure access within the emulator. cemu emulator keys.txt
There are three primary ways a user can populate their keys.txt file: Recent Cemu versions (1
You should only use keys derived from your own Wii U console and games. Sharing or downloading keys online is often considered copyright infringement File Types: If your games are in (extracted) or format, you generally need to worry about . This file is primarily for disc image formats. Placement: like certain system software and updates