The file is located in the of your Cemu installation. If it doesn't exist, you can create a new text file and name it keys.txt . 2. Required Keys To decrypt and play your games, you need two types of keys:
The cemu emulator keys.txt file may seem like an annoying obstacle at first, but it is a fundamental part of respecting both the law and the technical reality of Wii U emulation. By understanding what keys are, why they matter, and how to obtain them legally from your own hardware, you transform CEMU from a confusing error-fest into a powerhouse gaming machine.