To use these PSP wallpapers on your PSP, simply follow the instructions below:

1- Save your favorite wallpapers on your computer.
2- Connect your PSP device to your PC with a USB cable.
3- Drag and copy your saved PSP wallpapers onto your PSP.
4- Once you have the images copied onto your PSP, go to the main menu on your PSP and find the images with the photo browser. Then select the wallpaper you want to use and choose “Set as Wallpaper”.