When working correctly, it appears in the under your playback device’s “Enhancements” tab or as a separate Dolby Audio app in the Start Menu.
It is important to clarify what this software actually does.
. Dolby does not provide direct driver downloads; they license the technology to manufacturers like HP to pre-install and support. How to Install the Driver from HP Identify Your Model : Visit the Official HP Driver Download page and enter your laptop's serial number or model name. Locate Audio Drivers