Since this was a big issue for me over the last few days and google didn’t really help me out, I decided to help others who might run into this issue in the future. Thus, I wrote a guide on how to transfer saves from the PSP to the PC and back. I also made it into a static page, so you can find it on the menu above, or you can just click on the following link:
It’s specific to the game Grandia and the emulator ePSXe, but I wrote it so it can be applied to other games and other emulators as well. I hope it’s easy enough to understand, but feel free to provide criticism on how to improve it.