PSP 3.52 M33 custom firmware installation

3.90 M33 is the latest and best custom firmware be sure to upgrade to that one you have 3.52 m33-4. See the tutorial here This is a tutorial for installing 3.52 M33 which is kinda like 3.52 OE CFW (custom firmware) , this firmware is made by Team M33 (a big thanks to them) instead of Dark alex , though the firmwares are pretty much similar ..3.52 M33-4 installation guide :For installing this you