Instructions
Right-click on your desktop, select "New" and choose "Folder."
Name the folder "VIDEO."
Navigate to the movie file you want to transfer to the PSP.
Drag and drop the movie file into the "VIDEO" folder.
Insert the Memory Stick Duo into the PSP. Connect the PSP to your PC with the PSP USB cable.
Open the "Start" menu, and click "Computer."
Drag and drop the "VIDEO" folder from the desktop to the icon that represents your PSP in the Removable Storage section of the window.