Custom Firmware 1.50 IE B Update1, with two recovery menu
(Copy and paste from my blog):
Here this revision B of this custom firmware. Its main two newness is that recovery contains menu.
· Two recovery menu.
(If flock one, executes the other. Note; If you, remove the file vshmain.prx , psp brick absolutely.)
· You can have different topmenu_plugin.rco in \psp\system\xmb1, \psp\system\xmb2, \psp\ system\xmb3.
Later, you can change them from recovery menu.
Download : http://www.sendspace.com/file/h34883
Via : www.becus25.blogspot.com
what firmware can downgrade to it?
You're saying it's not relevant to ask which PSPs can be downgraded to it. Since when is it not relevent to know if you can use it. Is it not relevant to know if you only have a DVD player, you can't watch a VHS tape or a BlueRay disc?
Originally Posted by Adiuvo