Here is an example of what the content of a keys.txt file might look like:
The keys.txt file is not required for all Wii U game file types. Understanding which format you have is crucial.
You must place the file inside the , but specifically within the subfolder: wii u keystxt for cemu
Start Cemu and check if the emulator recognizes the keytxt file. You might need to restart Cemu if it was running during the process.
Every physical Wii U game disc has a unique cryptographic key associated with it. If you dump a raw physical disc image (such as a .wud or .wux file), Cemu absolutely requires the specific game key matching that title's ID to unlock it. 3. Title Keys Here is an example of what the content of a keys
If your game files are stored in an unencrypted, unpacked format (folders containing separate code , content , and meta directories), Cemu can run them directly without requiring any keys.
Locate your main (where Cemu.exe is located). Look for an existing file named keys.txt . You might need to restart Cemu if it
Unique 32-character hexadecimal codes specific to individual games (e.g., The Legend of Zelda: Breath of the Wild has its own specific title key). Wii U Disc Key: Used for specific retail disc dumps. Why Cemu Needs It
Often caused by a corrupt keys.txt format or saving the file with a double extension (e.g., keys.txt.txt ).
Inside keys.txt , the format is rigid. Each line must follow this exact structure: