How do i find my computer's driver files?

I need to re-install my audio driver. but first, I need to find my computer's driver file so i can delete the original one, and then re-install it from compaq's website. because of the problem with the driver, i cannot use control panel to find it; i need to go to the driver file. what is a driver file and... show more I need to re-install my audio driver. but first, I need to find my computer's driver file so i can delete the original one, and then re-install it from compaq's website. because of the problem with the driver, i cannot use control panel to find it; i need to go to the driver file. what is a driver file and how do i get to it?
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