Once finished, power off your console and locate the generated aes_keys.txt in the sd:/gm9/ folder on your SD card.
If you just want a for a tool that uses keys.txt in Citra style, here’s a clean feature outline : citra aes keystxt top
Once you have the text file, you must place it in Citra's folder. The location varies by operating system: Windows : C:\Users\[Your_User]\AppData\Roaming\Citra\sysdata Once finished, power off your console and locate