Open your key file with a standard text editor (like Notepad). It should contain multiple lines of hexadecimal text looking similar to key_name = XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX . Step 2: Choose Your Fix Method
When you run hactool without valid keys, it cannot decrypt Nintendo’s proprietary encryption. Hence, the error: . hactool prodkeys does not exist fixed
If the .switch folder does not exist, create it manually. (Note the dot at the beginning of the folder name). Copy your prod.keys file into this .switch folder. Method B: Place Keys in the Same Folder as Hactool Open your key file with a standard text