https://github.com/Ryujinx/firmware
: Downloading firmware from unofficial sources (e.g., random Google Drive links, ROM sites, or pre-packaged firmware zips) is copyright infringement and against Ryujinx’s guidelines. The Ryujinx team explicitly states they do not condone piracy. ryujinx firmware github
In the context of the Nintendo Switch, "Firmware" (often called the System Archive or OS) is the operating system software that runs on the console. https://github
Decryption keys extracted from a physical console. These must match or be newer than your firmware version for the emulator to boot. How to Find Ryujinx Firmware on GitHub random Google Drive links