While some older games may work with previous key versions, newer releases or game updates often require the keys that match the firmware version the game was built for. How to Obtain Prod Keys
These keys are required to decrypt game files (ROMs) so they can be read by an emulator. prod keys v2101 link
Run a payload like Lockpick_RCM to generate prod.keys and title.keys from your system's NAND. While some older games may work with previous