Some users found that simply renaming updates64.txt (if present in the ZIP) to prod.keys and placing it in the bin folder fixed the "missing" error for the interface. Common Troubleshooting Tips
Backup
He took a breath and dragged the file, prod.keys.2021.sak , into the root directory. The console window blinked. sak are the keysdat prodkeys correct 2021
: SAK often expects a file named exactly prod.keys . If your file is named keys.dat , rename it to prod.keys . 2. Dumping the Correct Keys Some users found that simply renaming updates64
For almost every operation—especially decompressing NSZ to NSP or converting XCI to NSP—SAK requires a set of encryption keys. These are usually contained in a file named prod.keys or keys.dat . : SAK often expects a file named exactly prod
Nintendo updates the Switch firmware regularly. With almost every major firmware update, new keys are introduced.