Installing Custom Firmware 6.61 Pro-C2 on Your PSP: A Step-by-Step Guide
Once the files are on your PSP:
What is Custom Firmware?
That tool is 6.61 PRO-C2 Custom Firmware (CFW) . download the psp 6.61 pro-c2 custom firmware
Connect your PSP to your PC via USB and enter USB Connection mode. Installing Custom Firmware 6
Connect Your PSP to Your Computer: Use a USB cable to connect your PSP to your computer. Make sure your PSP is set to USB mode (you can find this under "Settings" > "USB Connection"). Make sure to backup your PSP data :
System Customization: Overclocking the PSP's processor for better performance and applying advanced custom themes. The Technical Journey