Microsoft Kernel DRM Audio Descrambler - Windows XP Service
Microsoft Kernel DRM Audio Descrambler Filter by Microsoft Corporation.
This service also exists in Windows 10 and 11.
Startup Type
| Windows XP edition | without SP | SP1 | SP2 | SP3 |
|---|---|---|---|---|
| Home | Manual | Manual | Manual | Manual |
| Professional | Manual | Manual | Manual | Manual |
Default Properties
| Display name: | Microsoft Kernel DRM Audio Descrambler |
| Service name: | drmkaud |
| Type: | kernel |
| Path: | %WinDir%\system32\drivers\drmkaud.sys |
| Error control: | normal |
Default Behavior
The Microsoft Kernel DRM Audio Descrambler service is a kernel driver. If the Microsoft Kernel DRM Audio Descrambler fails to load or initialize, the error is recorded into the Event Log. Windows XP startup should proceed, but a message box is displayed informing you that the drmkaud service has failed to start.
Restore Default Startup Type of Microsoft Kernel DRM Audio Descrambler
Automated Restore
1. Select your Windows XP edition and Service Pack, and then click on the Download button below.
2. Save the RestoreMicrosoftKernelDRMAudioDescramblerWindowsXP.bat file to any folder on your hard drive.
3. Run the downloaded batch file.
4. Restart the computer to save changes.
Note. Make sure that the drmkaud.sys file exists in the %WinDir%\system32\drivers folder. If this file is missing you can try to restore it from your Windows XP installation media.