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Firmware Hacks and Launchers

Started by Auri at 01-03-2007 5:45 PM. Topic has 0 replies.

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   01-03-2007, 5:45 PM
Auri is not online. Last active: 6/18/2008 2:51:17 AM Auri



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Joined on 12-07-2005
Indianapolis, Indiana
Posts 3,679
Firmware 2.80 to 2.71 Downgrader for TA-079 - TA-086 PSPs

Attachment: FW280DownDate2FW271(2).zip
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WARNING: Firmware modifications can potentially damage your PSP beyond repair. You use this at your own risk.

Should you be brave enough to try this, you'll need:
In order to downgrade you will need to follow these steps:
  1. Open the 2.71 Update EBOOT in PBP Unpacker
  2. Extract the DATA.PSAR file to a desired location on your PC, and move it to the root of the Memory Stick of a PSP with one of the following:
    • FW 1.50\
    • FW 2.71 with HEN-D
    • Custom FW 2.71 SE
    • Custom FW 3.02 OE PSP
  3. Extract and run PSARDumper on the PSP mentioned in step 2.
  4. Press circle in PSARDumper to dump without sigcheck and dump reboot.bin.
  5. Once DATA.PSAR has been dumped to the Memory Stick, move the files to the PSP to be downgraded.
  6. Run 0okm's downgrader using xLoader.

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Author, Hacking the PSP
www.hackingpsp.com

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Hacking the PSP » Hombrew Softwar... » Firmware Hacks ... » Firmware 2.80 to 2.71 Downgrader for TA-079 - TA-086 PSPs

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