Title: The Archivist and the Update Packet
Ryujinx > File > Open Ryujinx Folder > system → paste prod.keys into the system folder.What happens next?
| Problem | Solution |
|--------|----------|
| Update not showing | Reinstall the update again; ensure the base game is already added |
| Firmware error | Go to Tools → Install Firmware → select a valid firmware .zip file (from your Switch) |
| Missing keys | Place prod.keys and title.keys in Ryujinx/system/ |
| Update requires newer firmware | Install a higher firmware version in Ryujinx |
| Game doesn’t boot | Check compatibility on Ryujinx Game Compatibility List | ryujinx how to install games updated
Use a tool called NSZ (command line) or the GUI version SAK (Switch Army Knife). Title: The Archivist and the Update Packet