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HP Notebook PCs - High Definition Audio Driver will not Install until the Microsoft UAA Bus Driver is Installed

This document pertains to HP Notebook PCs.

Understanding the audio driver problem

On some specific models of notebook, the ADI SoundMAX HD audio driver will not install.

Resolve the audio driver problem

To resolve this issue, download and install the Microsoft Universal Audio Architecture Bus Driver (SP32646, version 1.00, rev. A) or later from the HP Drivers and Downloads page.