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 unique 32-character hexadecimal string assigned to a specific game title (e.g., The Legend of Zelda: Breath of the Wild has a different key than Mario Kart 8 ). cemu wii u title keys exclusive
Find keys.txt in your main Cemu directory or under %AppData%/Roaming/Cemu . Specifically used for
Many modern Cemu users avoid title keys entirely by using game formats. cemu wii u title keys exclusive
Open the text file and enter the key using the format: [Title Key] # [Game Name] .
A single hex code found in the console's OTP.bin that is required for general system decryption.