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File Description
This will allow you to downgrade your PSP's firmware from version 2.00 to version 1.50. Check our forums for a tutorial on how to downgrade: http://forums.qj.net/showthread.php?t=18207
MPH's notes:
Requires : ---------- - PSP 2.00 (if you have an 1.51 or 1.52, update to 2.00) - The 1.50 EBOOT.PBP update ([URL]http://shockzone.free.fr/PSP/Tool/EBOOT_1.50.zip[/URL]) - MPHDowngrader ([URL]http://www.chez.com/mph/[/URL])
Installation : --------------
- Create a UPDATE folder in PSP/GAME/ folder of your memory stick - Copy EBOOT.PBP (update 1.50) in UPDATE folder - Unpack MPHDowngrader.zip - Copy overflow.tif in your PSP/PHOTO/ folder of your memory stick - Copy h.bin in root of your memory stick - Copy index.dat in root of your memory stick - Plug the AC adaptor Then, enter in VSHELL PHOTO MENU, this will launch Version Changer. Create an USB connection and if the Version Changer has been installed, a new file is created in your root of your memory stick (ms0:/index.dat.bak). Then go to VSHELL GAME MENU and launch 1.50 update.
