Originally Posted by aria
hi i'm new member in here,,i wanna ask,,please help me,,i'll do downgrade my ps3 but i do not know if i after put it on my ps3 can i remove it or permanent ?
pls help me...
This is not the correct section or post. You are looking for jail breaking.
As I have read and understand it you will have to buy/win a flasher to go back in firmware versions.