Installing save games onto your psp

i just downloaded a MHFU save and i want to upload it to my psp. what do i do? I have a PSP 1001 with non customfirmware

regaurdless if its hacked or not, any PSP at all,

go to (X)<name of the drive its on, like G, J, H, K......)/PSP/GAME/SAVEDATA and put the save data folder in there

thanks

anytime