Updating to 3 52 m33 4
Go in to recovery (holding right shoulder button on boot up) make sure the kernel for home brew is set to 352.
After Dark_Alex retired from the PSP homebrew scene, many people thought it was the end of the custom firmwares released by him.
A few notes from the M33 team about vshmenu and UMD video ISOs: * vshmenu cannot be loaded when the browser is active.
They work very hard on this firmware, and they make no profit from it.Now you have the 3.52 firmware, but you still have to apply the M33-4 patch.This patch will fix any bugs since the original release, and it will introduce a few more features.First download the Zip Archive containing all the necessary programs for the upgrade.The archive avaliable on this website includes the M33 Creator, 1.50 and 3.52 official firmwares, and the M33 Update #4 patch. You can download it from one of the following website: M33-4Mirror: M33-4Extract all the files onto your PSP in the PSP/GAME150 folder.