Games on disk are UMD format, PSN games are .pkg format.
psp mostly uses the mpeg4 format
You need to format the memory card, and copy the game back.
yes, with a "psp emulator"
You have to have a modded PSP and then you can convert the PS1 UFC game to play on the PSP. I have it on mine, the game kinda sucks though.
cso or iso
Buy the PSP game
no, you cant play PSP games on the ps3
play the ps3 games in psp they will converted to psp games
Yes, if they're in .mp4 format.
If its a psp game, it will run on any psp system (providing its not faulty). If its not a psp game, it wont work on the psp.
the game has to be game share compatible. you basically got to gameshare on your psp and then your friend loads the game up n his psp.
No a game is designed to play on the PS3 or the PSP they are not able to switch just because of where they are downloaded. A game must be designed to play on a system. What you can do is set up your PS3 so you can store the downloaded PSP game in your PS3 and still play it in your PSP