It's very simple.
1. Remove the corrupt memory stick from your PSP.
2. Go to system
settings and choose format memory stick.
3. When it tells you all the data will be deleted and asks if you're sure, insert the corrupt memory stick and choose yes.
It worked for me twice now so I'm 100% sure it works. yes but u have to get new data
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You need custom firmware or a Pandora battery and a magic memory stick.
delete the data and puted in your psp
NO, a PSP's memory stick is a memory stick pro duo. A dsi's is a sanDisk
You can copy games from one PSP memory stick to computer and then copy to another PSP's memory stick. Make sure you put the game on the folder 'GAME' on the memory stick.
the root is at the side of the psp