In the context of the Cemu Wii U emulator, the keys.txt file is a configuration file used to store the AES encryption keys required to decrypt and run specific types of game files. Purpose and Function
Wii U Common Key: A universal key used for decrypting general system components and many game titles. Cemu Keys.txt
You have a keys.txt file. You placed it in the root. Still, no luck. Let's debug. In the context of the Cemu Wii U emulator, the keys
file must be placed in the root directory of the Cemu folder. The format inside the file is strict, typically following a pattern such as: [32-character Hex Title Key] # [Game Name] Cemu Keys.txt