If your games still fail to boot after updating to version 18.0.0, review these common troubleshooting checks: Firmware and Key Mismatch

Locate your legally dumped prod.keys (and title.keys if you have them) on your computer.

If you receive an error like "NCA Header key could not be found" or "Crypto revision error" when launching a game, your keys are too old for that specific title.

As the Nintendo Switch ecosystem evolves, so does the emulation scene. For Ryujinx, one of the leading Nintendo Switch emulators, keeping up with the latest system updates is crucial for running the newest games. As of early 2026, many users are looking for to ensure their emulator works seamlessly with updated software.