Custom PSP Firmware (CFW) 3.71-M33 for PSP Slim and Lite and PSP fat.
Requirements:
A PSP Slim with 3.60 M33. Or a fat PSP with 3.52 M33-3 or 3.52 M33-4. Previous versions of M33 won’t work, due to a bug that affects them and OE
Details:
Adds the ability to change CPU speed, Play PS1 games, play Homebrew games and apps, load legal ISO backups, load CSO’s (Compressed ISO files) and run emulators etc.
Change Log:
– Now uses 3.80
* HEN core: user mode can load now signchecked files from flash.
* recovery: flash1 format will create flash1 directories after format.
* This could fix some flash1 issues with the previous versions.
* Network update from dark-alex.org page. By default is enabled. You can turn it off in recovery (when off, network update will download sony updates as usual).
* Nids resolver for various kernel libraries.Download: (all files are required)
Or – Our Easy Installer Download (one file download with installer)
Instructions:
See Readme.txt inside M33 zip. Or follow the instructions of the Easy Installer.
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January 18, 2008 at 11:25 pm
I HAVE A PSP SLIM RUNNING OFFICIAL FW 3.71 AN IM HAVING TROUBLE CUSTOMIZING.I THINK THE PROBLEM IS THAT THE MMS ORANGE LIGHT DOESNT COME ON WHEN I INSERT MY PANDORA BATTERY. I USED THE TOTAL NEWBI INSTALLER TO ADD THE FILES TO THE MMS (OPTION #4). I DONT KNOW WHATS WRONG! HELP!
January 19, 2008 at 4:42 am
put the stic in b4 the battery
February 7, 2008 at 10:16 pm
Do you need an old psp to download custom firmware?
April 5, 2008 at 6:43 pm
i have a 3.72 so how do you downgrade PPPPPPLEASE HELp
April 6, 2008 at 3:35 am
my sys software is 3.8 from sony itself… it doesn’t count as a firmware?? is it???
May 28, 2008 at 7:47 pm
i cant find it i put it in psp/game/update but i cant find it
June 4, 2008 at 11:11 am
ummm “d” maybe u need to get 3.71m33-4 then update it cause i updated my psp when it was 3.71m33-4 and if that doesn’t work…u might have the “official firmware”(sony) o and i want to ask this question how do u tell know if ur CFW or oe(something like that) or some other firmwares??
June 24, 2008 at 1:33 pm
i got a ps fat with oe firmware can i use official firmware to upgrade to 3.71 and then use custom firmware which is higher then the official firmware does it realy need to use pandora battery to done the job
October 1, 2008 at 2:46 pm
sadsad
October 8, 2008 at 8:55 am
how do i download 3.80 on my psp slim running 3.71m33-4
October 14, 2008 at 1:27 am
i have download the 3.93 m33-2 with 3.95 official useing the psp. first u download the zip/rar file after its done then go 2 http://wobzip.org w8 for it to load then press select go to the butom go to the /PSP/COMMON and select the file u downloaded. thn press the wobzip w8 4 a long time 4 it to unzip (if it unzips fast then that means it has virus or its not suported) after its unziped it should say EBOOT.PBP clik on it and make sure its DOES NOT say /PSP/COMMON ifit does press O and go to file save link
November 26, 2008 at 7:13 pm
soz i just got my psp slim modded and i dont know how to get out of the starting boot screen that says install press x etc. can someone pls help?
December 29, 2008 at 1:52 pm
hi this is the 1st tym ive been to this site cool at least dont need to carry bunch of umd heheheh god bless hacking
January 12, 2009 at 2:59 am
thanks alot
April 21, 2009 at 11:42 am
yays