Custom Firmware 3.80 M33, 1.50 Addon

Tuesday, January 15th, 2008
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Custom Firmware 3.80 M33, 1.50 Addon

M33 have a released a 1.50 addon, for Fat PSP’s that will enable 1.50 kernel support. This is for PSP-1000 systems only (aka – PSP Fat).

Instructions
- Copy the folder with the files inside to /PSP/GAME/
- Get the Sony official 1.50 firmware below and copy it to the ADDON folder and rename it “150.PBP”
- Run the program from the PSP XMB and your done.

 


Download:

 

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Posted in PSP Custom Firmware

  • 713tex

    I thought this site was all about the Slim. Some dumbass is going to try to install this.

  • http://www.darkalex.org dd123

    how do i dawngrade my fat psp 3.80 to1.50

  • dragonsurfer

    713tex is right. If it doesn’t apply to the slim we dont need it here. My first reaction until I read it thourghly was omfg we have 1.5 kernal on slim now! but no.

  • GAP_76

    dd123<—– use a pandora’s battery thats the only way u can downgrade it and have it on a CFW

  • SlimAdik93

    GOd sake!!i thought this site was only for slim psp’s…
    with mix up fat psp’s??God sake…

  • mikl0003

    hey 713tex i accidentally installed the 1.50 kernel on a slim and it works!!!! i can play mario and all that stuff on my slim its very wierd so i was just wondering how could this be possible

  • mikl0003

    srry for double post but it doesnt work with other firmwares only this one how come?