How to Install NEW PSP Firmware 3.90 *Tutorial*
link:
http://www.us.playstation.com/PSP/About/SystemUpdate/pc.html
(Using a PC)
you can also install this firmware via network update.
but via PC is the better way.
1. download the EBOOT file
2. connect psp to your computer
- make a new folder called UPDATE in the GAME folder (which is in the PSP folder)
- copy the EBOOT file in this folder
3. unplug your psp, and update the new firmware!
