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2.71 to 1.5 downgrader
Files needed for 2.71 PSP




1. Open the downloaded files
-From the 271dg.zip extract every thing to your psps root (X:\)
-Now take the EBOOT.PBP that within the EBOOT_1.50.zip file and rename it to UPDATE.PBP. Then copy the file to X:/PSP/GAME/UPDATE folder.

2. Connect the AC adapter to the PSP highlight the PHOTO icon and then press Trianglethen Slideshow

A Few things could happen

- The PSP freezes, just restart manually and try again.
- Red screen the process has failed.Reset manually and try again.

- Blue or green screen the process was a success the PSP will reset itself.


Note: For the next few steps make sure your battery is charged to at least 75% and your charger plugged in.

3. Go to GAME and run the UPDATE X.YZ.

-If your battery is less than 75%, the PSP will restart without displaying any errors.
-If everything goes well then it will display something like this Doing preparationsandExtracting special PRXs.

4. After the screen will change to magenta or pink text Press X
-The downgrade will show a percentage bar.

5. When it finishes it will say to press X and the PSP will restart itself.

6. Welcome to 1.5
this is the downgrader with hen-d u need
1.5 update
2.71 downgrader
1.5 downhelper program