i'm running on W7 Home Premium 64 (trial; about to expire) Can i simply type in a W7 HP 64 cd key and it will activate it for me and i wont have to reinstall any programs?
will OEM & retail keys both work? and i'm assuming upgrade keys i can't just type them in...
			
			will OEM & retail keys both work? and i'm assuming upgrade keys i can't just type them in...
				
		
			