It helps to always post the full Product number of your computer so we know exactly what you have.
Press Control/Alt/S for the information menu in windows
Or
Go to the Start menu and scroll to H/HP Help and Support/HP Support Assistant.
Open the program and click on your computer in the list.
The 7 digit Product Number will be listed in both those places.
Also what drive are you going to use to upgrade with? You shouldn't need to update any drivers just to put a larger capacity drive in.