on the search field it says "Locate your product to get support"
Type in the model name of your product. (Ex. HP 1300 webcam)
Select drivers and software download
Then, you will see "Step One"
Select Operating System then, click next.
(You should be familiar if its 64bit or not. To find out just go to Control Panel > Click System Security > Under System click "See the name of this computer" then, look for the System type of your PC.
Then, Step Two
Select a download
It usually says driver then choose the most recent driver that corresponds to your need.