You can use a tutorial located here. http://www.zuneboards.com/forums/tutorials/40045-zune-3-x-1-4-downgrade-tutorial-2.html
You can not downgrade any app. You can update, but not downgrade. There is nothing that you can do. Sorry.
The company's financial performance declined, leading credit agencies to downgrade its credit rating.
There is no way you can downgrade a PSP-300 or PSPgo at the moment.
You can't downgrade an IOS on your iPod Touch.
No, Pandora Batteries (the only known way to downgrade PSPs) do not work with the PSP-3000, and, as such, you can not downgrade it.
No. You must restore to Downgrade the Firmware!
You can't downgrade IOS!
You can download "Minecraft Nostalgia" to downgrade versions of minecraft
If that hurricane slows down any more, we'll have to downgrade it to a tropical storm.The professor will downgrade any research paper that is submitted after the due date.
You cannot downgrade the browser version of minecraft.
It s not possible to "Downgrade" A Psp that has already been patched Improved Answer: You can easily downgrade it without the Pandora battery since you didn't update your PSP passed 5.02. I suggest you don't downgrade since it would be worthless to do so.