Windows Audio Endpoint Builder (AudioEndpointBuilder) Service Defaults in Windows 8

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
Path:%SystemRoot%\System32\svchost.exe -k LocalSystemNetworkRestricted
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\AudioEndpointBuilder
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Default Behavior

Windows Audio Endpoint Builder is a Win32 service. In Windows 8 it is starting automatically during the operating system startup. Then the Windows Audio Endpoint Builder service runs as LocalSystem in a process of svchost.exe, sharing it with other services. If Windows Audio Endpoint Builder fails to start, the error details are added to Windows 8 error log. When the operating system startup is complete, the user is being notified that the AudioEndpointBuilder service hasn't been started.


If Windows Audio Endpoint Builder is disabled, the Windows Audio service will not be started and initialized.

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 8 installation media.