Or ....press Select when in the XMB, go to USB Device and select the UMD Disc.
Connect your PSP to the PC with the usb cable and you should see a ISO of the UMD inserted, drag it to your desktop, disconnect PSP, press select and return the USB Device to Memory Stick.
Connect your PSP again with the USB and drag the previous ISO to the Memory Card.
Is custom firmware great or what ?
