About Downgrader:

• This is a Downgrader for all 1.50 PSP's, It will downgrade your PSP to 1.00.
• Your PSP does NOT need to be a virgin for this to work.
• This application is free so does not come with a warranty.
• This program was made by Dark Alex and Yoshi.

Testing/Reliability:
The program has been succesfully tested on various psp's all have ended in success. Despite that, remember that writing to the flash is always dangerous, and the authors cannot be blamed by any damage done to your PSP.


Do not use downgrader if:
You have a version higher than 1.50 installed...
If you have 2.50 or 2.60 installed just downgrade to 1.50 and then downgrade to 1.00 from then on.

File Package:
Download: http://www.sendmefile.com/00425124

Contents of Package:

1. Folder: %__SCE__downdater100 - Inside this is: EBOOT.PBP
2. Folder: __SCE__downdater100 - Inside this is: EBOOT.PBP
3. Folder: DOWNDATER - Inside this is: DUMP, PRX, inputfl.bin, ipl.bin, outputfl.bin
4. Document: Instructions.txt

Instructions for the 1.00 user:
No instructions required, All files are provided in the downlaod package above.

Instructions for the 1.50 user:
0. Connect your PSP to your computer and put it in USB mode.

Double Click:
PSP
GAME

You are now in the folder "GAME"

1. Make a new folder inside the folder "GAME" called "UPDATE"
2. Paste the 1.50 eboot update file insdie the "UPDATE" folder (provided in package)
3. Paste (CTRL, V): "%__SCE__downdater100" and "__SCE__downdater100" inside the folder GAME.
4. Now go into the ROOT of your memory stick. (Next to the PSP folder), Location will be either: \E or \D or \C or \G or \H etc...
5. Once your in the ROOT paste the folder "DOWNDATER" into it.
6. Double check the contents of "DOWNDATER"

Contents of DOWNDATER:

• DUMP
• PRX
• inputfl.bin
• ipl.bin
• outputfl.bin

1. If all of the following folders & files are there then you are set to downgrade!
2. You now need to click out of USB mode
3. You now need to connect your PSP to the charger (power source)
4. Duble click the red looking update folder.
5. Once you click the APP it will load, It will double check you have a power source connected, If you have a power source you will be allowed to continue.
6. As soon as you click (X) to continue the flashing will begin..

1. You can see the proccesses on the screen while it flashes the PSP.
2. DO NOT REMOVE the memstick and DO NOT shut down the psp!
3. After it is finished, the program will tell you to restart the psp manually.
4. I would advise you wait 60 seconds now...
5. Now hold down your psp power button till it turns off.
6. Turn your PSP on, No visual differences are noticable.
7. Go to system settings and firmware version, Your PSP is now 1.00!

Thank You:
Dark Alex - Master Hacker
FreePlay - Beta Tester
Ookm - for being the first in flashing the 1.00 ipl in 1.50.
Mélo_FMX RIOT for the icon.


What to do next:
Either find all the old APPS for 1.00 PSP's
Or upgrade to 1.50 again and use your current APPS.


Guide Written by user: PSPv1.00