Same warning apply. WE are not responsible for anything bad Yada yada yada.
Dark_Alex is amazing and deserves a lot of thanks.
Requirements: a fat psp slim with 3.52 M33-3 or 3.52 M33-4NOTE: If you have a custom theme you will need to remove it. Previous versions of M33 won't work, due to a bug that affects them and OE; or a psp slim with 3.60 M33.
1. Unrar the 371_m33.rar
2. Drop the UPDATE folder dounf in the archive into PSP/GAME/
3. Drop the 371.PBP into PSP/GAME/UPDATE
4. Run the installer
5. Press X and watch sony install a custom firmware for you.
NOTE: You will get the sony installer, do not be scared, DAX modified it a bit, it does indeed install 3.71 M33
1.5 Kernel Addon
download and unrar This
place the UPDATE folder into PSP/GAME
download This
unzip it and rename ti 150.PBP place on root of MS
Run it