Originally posted by tigermark182
converting from ps3 to ps4 isnt too hard, basically open the decrypted ps3 save in hex editor, and open the ps4 save in advanced mode. find the start of the actual start and end offset of the ps3 and ps4 data, its unlikely to be the entire save as there is "header data" then just copy the ps3 data to the ps4, then resign. it doesnt work for all games, its hit and miss mainly because often the hex data will be reversed or sometimes just an entirely different layout. its not very user friendly, hence why no ones made a guide for it
however i have done it for a few saves, and did it for my entire kindgom hearts 1 save set.
I wonder if that method would work for Kingdom Hearts ReCoM because I seem to remember there being a really nice save set for it on the PS3.