How can I downgrade my Psp FW from 3.90 to 1.50?

Let’s learn how can I downgrade my Psp FW from 3.90 to 1.50. The most accurate or helpful solution is served by Yahoo! Answers.

There are ten answers to this question.

Best solution

Answer:

you can downgrade but you need Lumines you can download it at http://dl.qj.net/PSP-Firmware-3.50-downg...

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Other solutions

Downgrade PSP-3003 to FW 5.03 From 5.50?

Downgrade PSP-3003 to FW 5.03 From 5.50? Is it possible to downgrade a PSP-3003 from FW 5.50 to 5.03 to use the Chickhen homebrew enabler? If not does anyone know if there will be ...show more

Answer:

You could try the ChickHEN homebrew enabler and see if it works. There aren't any downgraders for the...

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XLAYQ2QTIGCHKUODZPBFCEVIHM at Yahoo! Answers Mark as irrelevant Undo

How to downgrade psp v 3.73 FW?

as you might have guessed i did something terrible to my psp... i went to network and updated the FW (firmware) to 3.73 and now i cant run anything (except normal stuff) and i have no ...show more

Answer:

click the link for complete instructions. http://uk.answers.yahoo.com/question/index?qid=2007111014...

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6GLKO4MFMPDUX6ZBT2DK2DSV64 at Yahoo! Answers Mark as irrelevant Undo

Can i get back to psp 3.5 fw if i already downgraded my 3.5 fw to 1.5 firmware w/ a TA-082 PSP?

I downgraded my psp 3.5 firmware to 1.5 fw and was wondering if i could get it back to the 3.5 firmware. When it was at 1.5 fw i upgraded it to the official 2.8 fw and then to the official 3.00 firmware? What firmware should i upgrade it to to get it...

Answer:

Ofoarse u can. First downgrade to 1.5 (u need gta libery city stories unpatched) then upgrade to 3....

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How do I downgrade my darth vader slim PSP without using an old PSP battery and/or opening the PSP slim batt.?

I have watched numerious videos on how to downgrade my PSP slim, but they require and old PSP battery and sometimes they want me to take apart the original PSP slim battery apart. I tried to get youtube videos on my PSP and YES I CONVERTED THE VIDEOS...

Answer:

u need a pandoras battery and a magic memory card to downgrade it , u dont need tu open ur normal battery...

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viteseve... at Yahoo! Answers Mark as irrelevant Undo

How do i downgrade my psp? where do i download psp stuff online?

question 1: ok here is the thing. i have a psp running on firmware 5.00m33-6. can anyone tell me how to downgrade my psp to firmware 1.50 without a pandora battery? i also have a psp running on firmware 5.00m33-4 and i want to downgrade it to 1.50 too...

Answer:

You can download them from http://www.pspgamecrazy.com then it is pretty simple after that, just download...

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Downgrade psp ( i have got a cfw ) i want to downgrade my mates psp (ofw)?

Hi there i have got a crw psp which is 5.00 m33-3 and i want to downgrade my mates psp which is 4.01 ofw. Can someone tell me the easiest way to do it. i have got a pandora battery but no magic memory stick. . Thanks

Answer:

http://pspiso.com/showthread.php?t=26926… i used this one to downgrade my friends caz i have...

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Is it possible to downgrade psp 3.71 to 1.5 w\o another psp??

i have a psp with 3.71 firmware on it ( i bought it from a buddy that way) and i want to downgrade it to firmware 1.50. i googled this and found out about the whole pandora thing but the problem is that i dont have access to another psp...... i have...

Answer:

you do not need another psp to make a pandora battery, but you will need to hardmod the original battery...

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How to downgrade a psp using another psp with a custom firmware?

I have a psp with a 3.90 M33-3 custom firmware. Could someone please help me to downgrade my friends psp using mine cause I heard you can create a pandora's battery with a psp that has a custom firmware. Please and thank you.

Answer:

Just use time machine pal it downgrades everything

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Some O at Yahoo! Answers Mark as irrelevant Undo

Plz help, ineed to know how to downgrade my psp slim ...?

i need to know how to downgrade my psp slim version 4.01 to 3.71...... the reason is because my psp is hacked, and i used to be able to play the games that i downloaded in to my memory stick, my psp slim used to be a version 3.71 until i got skype and...

Answer:

hmmmm...not quite sure of this but try out the link below. It works on me downgrading my 3.5 to 1.5...

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