She leaned back, a smile touching her lips. She had not just recovered a game. She had created a new skeleton key for a forgotten lock. Some would call it piracy. She called it resurrection. The "new prod keys" were not a crime.
When a user attempts to run a game file (typically in .NSP or .XCI format) on an emulator such as , Sudachi , or Eden , the emulator requires these keys to bypass the console's copyright protections and read the game data. Without a valid and "new" set of keys matching the game's required firmware version, the emulator will often return a "keys not found" error or simply fail to boot the title. The Necessity of "New" Keys and Firmware switch prod keys new