1. Download the demo zip file.
2. Extract the contents of the zip file.
3. Create a folder named ULED90045 and place the EBOOT.PBP in the folder.
4. Connect your PSP to your computer using a USB cable.
5. Go to the PSP/GAME folder.
6. Copy ULED90045 folder into the GAME directory. Make sure there are no sub-directories in this folder.