To run modern CFW, we need a modern Sony kernel. We will update to first.
Disconnect the USB cable. On your PSP, go to -> Memory Stick and launch the 3.52 M33-4 update. psp 352 m33 upgrade to 660 portable
If you’re still running on your PlayStation Portable, you are sitting on a piece of history. This custom firmware, released back in 2007, was revolutionary for its time. However, in the years since, Sony released numerous official updates (up to 6.61), and the homebrew scene has evolved dramatically. To run modern CFW, we need a modern Sony kernel
From 3.52 M33-4, you can now move to the stable 5.00 M33-6. On your PSP, go to -> Memory Stick and launch the 3
: Modern CFW no longer requires a Pandora Battery or "MagicGate" memory stick for installation.
Ensure your battery is charged to at least 78% . Keep your wall charger plugged in during the entire process. A power loss mid-update will brick your console.
By default, this mod is temporary and will drop if your system completely runs out of battery power. Since your old 3.52 M33 system confirms you own an early hackable motherboard model (PSP-1000 or early PSP-2000), you can use the hardware flasher tool to make it permanent. Go to your console's > Memory Stick menu structure. Select and boot up the CIPL Flasher application.