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How to Upgrade Your PSP

If you have a custom firmware 3.71 M33-4 or higher

Check all your settings, in Recovery mode. (hold R as you turn on your psp)

Recovery Mode > Advanced > Advanced Configuration :

Plain modules in UMD/ISO : Disabled

Execute BOOT.BIN in UMD/ISO : Disabled

Configuration :

UMD Mod (currently : Sony NP9660 -NO UMD-)

Autrun program : Disabled

CPU Speed : 333 or Default

click SELECT and > & = Download accelerators are allowed....

If you're getting wrong password error,

1- You may have entered a wrong password. All the passwords are : hako

2- Your file is missing or corrupted.When winRAR is extracting the part it will stop and tell you which rar file has been corrupted,delete corrupted part redownload the corrupted part!.because if the file is missing winrar wile give "wrong password" error.use download accelerators for and download manager or internet download manager) 3- Only use one compression software.

4- In or or download the games with the Internet Download Mnager or Free Download Manager no flashget

Internet Download Manager :

Free Download Manager :

The file sizes should be the same for both the file you've downloaded, and for the original rar file that is written in the thread.

if your download will stop. In this situation,(for or

1. If download does not complete stop the download (don't delete).

2. Request download link for the same file.

3. Do not click on the "Download file" link. Instead, right click on that link and and then "copy shortcut" or "copy link" (depends what browser you are using).

4. Right click>Properties on the incomplete download in Internet Download Manager and clear the address box and then paste the link you copied. Click OK.

5. Highlight the incomplete download and then click Resume on the top menu bar.


Use Internet Download Manager. If you lose connection, press ''resume''. If it asks you to download it from the beginning click ''no''. You will continue to download it from the point you've left.

CSO>ISO or ISO>CSO Converter PSP ISO Compressor v1.4

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  • TomM 1 hour ago

    Thanks and 100% works. I will share it with my friends

  • Terminator! 1 hour ago 

    Good thing I found this site. Thank you

  • tinkerbell 2 hours ago  ]
    Well executed but I cannot move to next level. Works perfect for me
  • Vince 4 hours ago  ]
    I ve been looking for this for a long time. Very Good.
  • dansw4 5 hours ago  ]
    Cool!!!!!!!!!!!!!!! I will buy you a bottle of beer for this.
  • Joe Schmo
    Damn great stuff!!!!!!!
  • Deb
    Good thing this is free! thanks anyway
  • Grumpppy ]
    What you see is what you get. I thought this is fake. Lolz
  • LJM
    This is epic! Cool
  • joanna
    Thanks. Works fine!