If i use PSPSetX using a v1.5 psp could I change my version no to something like v4.0 to prevent my psp upgrading accidently? Because my v2.6 psp used to be a v2.5 until it was accidently upgraded by my cousin...Arrrr.
So ive bought a new motherboard with v1.5 installed on it.
So is it possible?