Things You'll Need
Instructions
Connect your PSP to the computer using the USB cable. The small end of the USB cable goes into the top of your PSP, and the larger end goes into your computer's USB slot.
Turn on your PSP and set it to USB mode. From the main menu, go to "Settings" and select "USB Connection." Your computer can now recognize the PSP as a storage device.
Open the PSP folder in your computer. Click the "Start" button, and select "My Computer." Your PSP is listed under Devices with Removable Storage.
Transfer your files to your computer by simply dragging and dropping. You can transfer anything from game saves to movies and music to and from your computer.
Delete the data you just backed up from your memory stick to free it up for more data.