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1. Open the downloaded 2.80 Downgrade Files (280dg.zip) and copy the PSP folder to the root of you memory stick. (Not MP_ROOT)
Copy the 1.5 update eboot renamed to UPDATE.PBP to \PSP\GAME\UPDATE
2. Go to the Photo Menu on the psp and enter the HEN_280 folder
If the psp freezes restart and try agin
Tip: Try going to slide show on photo menu if having trouble
Tip: Rush the photo menu
3. When the program is ran you will see a colored screen which can be one of two colors
Red - The files could not write to the flash. If this happens try again.
Blue - The files were written successfully
If successfull you can test hen by trying a application
Have Battery at 75% or higher and Power Plugged in to continue on.
4. Execute the 2.80 idstorage changer.
5. Now execute "Update X.YX"
6. If all went fine and you restarted your psp when it said to you will receive a blue screen telling you to press O, press it and reset your settings.
Welcome to 1.50
Thanks goes to
Dark_AleX, Mathieulh, HarleyG and noobz
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