One common reason is that your HDMI audio device driver may be. Then for AMD for Windows 10. [clickToTweet tweet=”Fix Windows 10 HDMI Sound Not Working. Fix HDMI No Sound in Windows 10. Driver update for a win 10 hdmi drivers. Seagate Backup Plus Driver For Windows 10. Right click on the AMD HDMI audio out.

​ Issue After installing the Catalyst™ Drivers for an AMD Radeon™ HD Series Graphics Card on a Windows® XP based system, users may notice an error (!) beside the AMD HDMI Audio device, or find an Unknown Device entry in the Device Manager. Resolution Please follow the steps below: • Please install the. • Uninstall the AMD Catalyst Driver. Intel Dual Band Wireless Ac 7260 Driver Windows 10. Refer to for uninstall instructions. • Reinstall the AMD Catalyst Driver for the graphics card. Refer to for installation instructions.​​ System Requirements: • Windows® XP (32 & 64-bit) AMD Product Compatibility: • Radeon™ HD Series ​.