Here is the solution, which worked in my case:<BR><BR>In Device Manager, go to the System section. There, uninstall the Microsoft-supplied UAA Bus Driver for high definition audio.

2] Locate your sound driver In the Device Manager window, click on the right arrow just before the Sound, video and game controllers option. The section will expand to show your sound driver.

Search for Device Manager in the entry bar Scroll down to Sound, video and game controllers Right click your malfunctioning device and open Properties Click the ‘ driver ‘ tab Click Roll Back ...