Acx01000 Service Defaults in Windows 10

Audio KMDF Class Extension by Microsoft Corporation.

The Acx01000 service exists only in:

Default Settings

Startup type: Manual
Display name:Acx01000
Service name:Acx01000
Service type:kernel
Error control:normal
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Acx01000

Default Behavior

Acx01000 is a kernel device driver. In Windows 10 it is starting only if the user, an application or another service starts it. If Acx01000 fails to start, the failure details are being recorded into Event Log. Then Windows 10 will start up and notify the user that the Acx01000 service has failed to start due to the error.

Restore Default Startup Configuration of Acx01000

1. Run the Command Prompt as an administrator.

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

sc config Acx01000 start= demand

3. Close the command window and restart the computer.

The Acx01000 service is using the Acx01000.sys file that is located in the C:\Windows\system32\drivers directory. If the file is removed or corrupted, read this article to restore its original version from Windows 10 installation media.