A new Audio Driver has been posted in our support site to correct this issue.
- Go to www.dell.com/support/drivers
- Click on Bios
- Download and run the Bios 1.2.3 / 1.2.4 or higher
- Click on Audio
- Download the Realtek ALC3266 Audio Driver (Version 6.0.1.8018 ,A02 or higher)
- Uninstall the Audio Driver
- Install the new version of the driver.
- Open Alienware Support Assist tool and run the Audio Test to verify functionality.
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