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afterdawn.com > forums > consoles > sony psp - mod and firmware discussion > downgrading 3.90
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Downgrading 3.90
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DGnome
Newbie
_ 		17. February 2008 @ 07:52 _ Link to this message    Send private message to this user   
I need help with downgrading my firmware. I downloaded the 3.90 sony update a few days ago and now I can't install 3.90 m33. Is there a way I can downgrade it?
[ + quote]
bu22ard
Senior Member
_ 		17. February 2008 @ 07:59 _ Link to this message    Send private message to this user   
you need a Pandora battery and mstick combo, no other way for 3.90
[ + quote]
1.52>2.0>1.5>3.40 OE-A>3.71 M33-4
3.60>4.01 M33-2
DGnome
Newbie
_ 		17. February 2008 @ 08:10 _ Link to this message    Send private message to this user   
I tried that but all of the guides require you to already have custom firmware
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bu22ard
Senior Member
_ 		17. February 2008 @ 08:15 _ Link to this message    Send private message to this user   
[ + quote]
1.52>2.0>1.5>3.40 OE-A>3.71 M33-4
3.60>4.01 M33-2

This message has been edited since posting. Last time this message was edited on 17. February 2008 @ 08:16
afterdawn.com > forums > consoles > sony psp - mod and firmware discussion > downgrading 3.90
 

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