Often, the data isn't gone; the console just can't see it properly.
It sounds like you're looking for a for Resident Evil 4 on GameCube — possibly one that works around a corrupted save, unlocks certain features, or bypasses a progression bug. save data resident evil 4 gamecube fixed
Here is a logical order of operations to follow, from the simplest checks to more advanced data salvage techniques. Often, the data isn't gone; the console just
For those on emulators, using the Dolphin Memory Card Manager to import .gci files is a more reliable way to maintain progress than relying on older physical storage. How to Use These Saves the data isn't gone