Select as the operating system and download the "Audio" or "Sound" driver (often listed as Realtek High Definition Audio). Manual Installation via Device Manager :
For custom-built PCs, identify the motherboard model using a tool like System Information or by checking the physical board. : Windows 7 Professional Sound Drivers
To install or troubleshoot sound drivers for Windows 7 Professional, you should prioritize official manufacturer sources. Windows 7 has reached end-of-life support from Microsoft, so finding compatible drivers typically requires identifying your specific hardware and manually downloading the installer. Identify Your Hardware : Select as the operating system and download the