Easy 4.01 Custom Firmware Installer

[prodigalsun]

i think we need md5 checksum on the files here..
last time i downloaded a corrupt firmware. good thing i noticed the filesize its too small for a pbp file.

[tssalgado]

wowww very nice. you presented the tutorial very clearly...i hope every tutorial will be like this...love the youtube support guides

[psymonti]

My friend has a fat psp running 3.41 oe. can i use this to got straight to 4.01?

[Morpheen]

So how exactly does one get CFW on a version 3.85 OFW? Pandoras Battery?

[Morpheen]

Correction. 3.95 FW.

[x355421]

Hello,
I cant update 4.01 M33 to 4.01 M33-2.
I copy the folder update to memory card in to the PSP\Game and when i try to run the updater I get a message: there are no games or corrupted data.

Sorry my poor English.

Thanks

[x355421]

I just resolve the problem.
I format de MS and works now.

[haq59k]

Thank u very much . that was lot easier than i thought it would b .

[Acey]

help pls cani downgrade 4.01m33-2 to 4.01m33? i accidently didnt put the 4.01 eboot now i cant use my cxmb

[small_lupina]

I easily upgraded my CF from 3.7 M33-2 to 4.01 M33, and then 4.01 M33-2.

Kudos to everybody who made this Website, instructions, and downloadables possible.

My respect to all of you. More power!

[jcovillarosa]

can i download iso games if i update my psp by this updating thing?

[jcovillarosa]

How Can I Extract Php Files????

[Dangerousj007]

sry noob here but i followed the steps of Installing 4.01 CFW M33 and i got to my psp and says unpacking...done please and nothing else happends any idea help please...

[lxg916]

need help to update

[OverDrive]

Can I upgrade my psp directly from 2.80 to 4.01 m33/m332?

thanks!