Things You'll Need
Instructions
Download Devhook
Attach your PSP to the computer using the USB cable. Press the left arrow of the PSP and scroll to "Settings." Press "X" and press the down arrow until you reach "USB Mode."
Download Devhook (see Resources). Double-click on the Devhook icon and follow the installation instructions.
Press the "Start" button and scroll to "Computer."
Right-click on the Devhook icon. Scroll to copy. Right-click on the "Removable Disc" icon in the "Computer" window and scroll to "Paste." Right-click on the "Removable Disc" icon and scroll to "Eject."
Disconnect your PSP from the USB cable and hold the power switch until the PSP turns off.
Insert the memory card into the PSP.
Push the power switch to the "On" position.
Tap the directional pad of the PSP until you reach "Games." Press "X." Scroll to "Memory Card" and press the "X" button.