While many games can run with just decryption keys, installing firmware is highly recommended. It is specifically required for:
Once you have dumped your firmware files (usually a folder full of .nca files): Open your emulator (yuzu, Suyu, or Sudachi). Go to > Open yuzu Folder . Navigate to nand > system > Contents > registered . yuzu emulator firmware download github
To stay on the right side of the law:
The latest release of the payload (available on GitHub) to dump keys. While many games can run with just decryption
files), the installation process is standardized across most versions of the emulator: Open the User Folder: File > Open yuzu Folder Navigate the Path: Follow the folder path: nand/system/Contents/registered/ Transfer Files: Paste all firmware files directly into the registered Navigate to nand > system > Contents > registered
I can provide specific configuration steps or script commands based on your platform. Share public link
If you do not own a Switch, you cannot legally acquire firmware. There is no legitimate workaround.