A single hex code found in the console's OTP.bin that is required for general system decryption.
Open the text file and enter the key using the format: [Title Key] # [Game Name] . cemu wii u title keys exclusive
Specifically used for .wux and .wud disc images. Without these, Cemu cannot "read" the encrypted disc data. How to Use Title Keys in Cemu A single hex code found in the console's OTP