Recreate an ISO?

Question

I've unzipped PSP iso's using winrar and recieved "UMD DATA" (whatever that is) and "PSP GAME" folder filled with the data, I recently found out that a psp iso is only one file which is the one I unzipped. So how do I recreate the iso using the files I unzipped?

Answer 1

Try asking here - http://www.psp-hacks.com/forums