hi all newbie ere i just wanna knw if how to downgrade a 2.71 , i have done 2.6 b4 by means of upgrading to 2.71 then downgrading , but wen i try the custom 2.71 it says its no need to upgrade as its already 2.71,so wat do i upgrade to now and can i upgrade it past 2.71 then down to 1.50?? thanks in advance
