Things You'll Need
Instructions
Press the "Eject" button on the back of the Sony PSP to remove the battery.
Plug the power connection into the PSP's power port.
Connect the power connection cable to an electrical outlet.
Select "System Update" on the PSP menu and select "Update via Internet."
Select "Download" to begin the PSP software updating process. Press the "X" button the PSP game controller to finish the update.