in this video. I will show you how to install sound drivers. if you do have any questions regarding this tutorial.. YouTube·TechTutor Fix sound or audio problems in Windows - Microsoft Support
Find your computer’s model number (usually on a sticker on the back of laptops or pre-built desktops). Windows 7 Professional Sound Drivers
Select as the operating system and download the "Audio" or "Sound" driver (often listed as Realtek High Definition Audio). Manual Installation via Device Manager : in this video
Visit the support site for your OEM (e.g., Dell , HP, Lenovo, or ASUS ). YouTube·TechTutor Fix sound or audio problems in Windows
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 to locate the files you downloaded manually. Troubleshooting Common Audio Issues How To Install Sound Drivers