Even with the correct keys, problems arise. Here are the top issues and solutions.
The emulator looks inside its root folder for a file named exactly keys.txt . If the file is missing, empty, or contains incorrect keys, Cemu will fail to load the encrypted game and will display an error. Do You Always Need a keys.txt File? cemu emulator keys.txt
Ensure your file is named keys.txt and not keys.txt.txt . Windows often hides file extensions. Even with the correct keys, problems arise
Here is a review of the topic broken down by function, legality, and safety. Even with the correct keys