: If your memory card frequently corrupts data, back up all files to a PC, format the memory card via the PSP system settings, and copy your save data back. To help tailor any further troubleshooting, let me know: Are you playing on a physical PSP or the PPSSPP emulator ? What device are you using (PC, Android, handheld)?
For users who want to edit their saves or fix complex corruption issues, specialized homebrew tools are necessary. These tools can decrypt and re-encrypt the save files, allowing you to modify them or even migrate them to a new console with a different MAC address.
When looking through your files, search for these specific folder names: European / PAL Version UCAS-40372: Asian Version