Source: Russian Hackers release 3.51 M33 Download here CFW 3.51 M33 out now!!! A group of russian hackers have released a new PSP custom firmware which have got a lot of people rather excited. A few users seem to confirm it working but as per usual, only try such releases at your own risk. Summary of features offered by CFW v3.51 M33 - All functions of v3.51 firmware retained - PS1 support, high video resolution, MP3 visualizer, internet navigation, PS3 connection etc - Launch official UMDS which require v3.51 firmware - Direct launching of ISOs/CSOs - Direct launching of homebrews and demonstrations - Direct launching of PS1 images - Ability to alter the CPU speed of the PSP - Recovery mode - Multi-region - Bugfixes - Customize all your icons etc Instructions by Cocosman Insructions: 1 - If your PSP is in firmware 1.50, copy the folders kxploitpatcher and kxploitpatcher% which are in the "1.50only" folder to ms0:/PSP/GAME/ and run the patcher first. 2 - if you already have firmware SE/OE, copy the folder M33CREATOR to ms0:/PSP/GAME150 if you have 1.50 copy to ms0:/PSP/GAME 3 - Download the firmware update 3.51 and rename to 351.PBP and copy into the ms0:/PSP/GAME/M33CREATOR/ or for 1.50 users to ms0:/PSP/GAME150/M33CREATOR/ 4 - Download the firmware update 1.50 and rename to 150.PBP and copy into the "ms0:/PSP/GAME/M33CREATOR/" or "ms0:/PSP/GAME150/M33CREATOR/" 5 - on your PSP, run the "3.51 M33 CREATOR". Once finished, the PSP will return to the XMB, and a new program, the "3.51 M33UPDATE" appears! 6 -now run "3.51 M33UPDATE". 7 - Once finishes, press on X to shutt off. Restart manually. EDIT: I will be installing and testing this out on my UP Chipped Psp very soon but many others confirm 100% working on Maxconsole.