Downgrade from 3.71M33 to 1.50 without using Pandora

Sony PSP - Image 1Tommy1994! has posted about a 3.71M33 to 1.50 downgrade procedure on the QJ.NET PSP Development Forums. The cool thing about this downgrade procedure is that it works even without using the Pandora Battery.

This downgrade procedure by Samhain reportedly works for PlayStation Portable units that have TA-079 and TA-082 motherboards. You’ll need an original firmware 1.50 file to make it run. This particular file isn’t included in the download below so you’ll have to go find one for yourself.

Please keep in mind that this has only been tested on TA-079 and TA-082 PSPs so far. For instructions on how to use it, please click on the Visit link below as the download doesn’t have a readme file.

Download: DOWNGRADE371M33 by Samhain
Visit: QJ.NET PSP Development Forums thread

Sony PSP - Image 1Tommy1994! has posted about a 3.71M33 to 1.50 downgrade procedure on the QJ.NET PSP Development Forums. The cool thing about this downgrade procedure is that it works even without using the Pandora Battery.

This downgrade procedure by Samhain reportedly works for PlayStation Portable units that have TA-079 and TA-082 motherboards. You’ll need an original firmware 1.50 file to make it run. This particular file isn’t included in the download below so you’ll have to go find one for yourself.

Please keep in mind that this has only been tested on TA-079 and TA-082 PSPs so far. For instructions on how to use it, please click on the Visit link below as the download doesn’t have a readme file.

Download: DOWNGRADE371M33 by Samhain
Visit: QJ.NET PSP Development Forums thread

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