Expand Sound, video and game controllers in the list.Press Windows + X, and select Device Manager to open Device Manager in Windows 10.Reinstall Realtek HD Audio Manager from Device Manager Check the 4 ways below for how to reinstall it. If you find Realtek HD Audio Manager is missing, not opening or can’t work well, you can reinstall Realtek HD Audio Manager in Windows 10. It helps control volume in Windows 10, configure speaker/microphone settings, enhance sound effects, boost volume in Windows 10, etc. The Realtek HD Audio Manager is an important application packed with Realtek HD Audio Driver. Generally Windows system comes with Realtek HD Audio Driver preinstalled for managing sound settings. Enable Realtek HD Audio Manager on Startup Manually Download Realtek HD Audio Manager Windows 10 To recover lost data from Windows 10 computer, manage hard drive partitions, backup and restore Windows system, MiniTool software provides professional tools and guides. If you want to reinstall Realtek HD Audio Manager in Windows 10, this tutorial provides 4 ways with detailed guides.