Windows Audio Endpoint Builder (AudioEndpointBuilder) Service Defaults in Windows 11

Manages audio devices for the Windows Audio service. If this service is stopped, audio devices and effects will not function properly. If this service is disabled, any services that explicitly depend on it will fail to start.

Default Settings

Startup type: Automatic
Display name:Windows Audio Endpoint Builder
Service name:AudioEndpointBuilder
Service type:share
Error control:normal
Group:AudioGroup
Object:LocalSystem
Path:%SystemRoot%\System32\svchost.exe -k LocalSystemNetworkRestricted -p
File:%SystemRoot%\System32\AudioEndpointBuilder.dll
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\AudioEndpointBuilder
Privileges:
  • SeChangeNotifyPrivilege
  • SeDebugPrivilege

Default Behavior

Windows Audio Endpoint Builder is a Win32 service. In Windows 11 it starts automatically during the operating system startup. Then the Windows Audio Endpoint Builder service logs on as LocalSystem and running in a shared process of svchost.exe. If Windows Audio Endpoint Builder fails to start, the failure details will be recorded into Event Log. Then Windows 11 should boot up and notify the user about the AudioEndpointBuilder service startup failure.

Dependencies

If Windows Audio Endpoint Builder doesn't work properly, the Windows Audio service can't start.

Restore Default Startup Configuration of Windows Audio Endpoint Builder

1. Run the Command Prompt as an administrator.

2. Copy the commands below, paste them into the command window and press ENTER:

sc config AudioEndpointBuilder start= auto
sc start AudioEndpointBuilder

3. Close the command window and restart the computer.

The AudioEndpointBuilder service is using the AudioEndpointBuilder.dll file that is located in the C:\Windows\System32 directory. If the file is removed or corrupted, read this article to restore its original version from Windows 11 installation media.