batcmd.com Windows Vista Services

Quality Windows Audio Video Experience - Windows Vista Service

Quality Windows Audio Video Experience (qWave) is a networking platform for Audio Video (AV) streaming applications on IP home networks. qWave enhances AV streaming performance and reliability by ensuring network quality-of-service (QoS) for AV applications. It provides mechanisms for admission control, run time monitoring and enforcement, application feedback, and traffic prioritization.

This service also exists in Windows 10, 7 and 8.

Startup Type

Windows Vista edition without SP SP1 SP2
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Default Properties

Display name:Quality Windows Audio Video Experience
Service name:QWAVE
Type:share
Path:%WinDir%\system32\svchost.exe -k LocalService
File:%windir%\system32\qwave.dll
Error control:normal
Object:NT AUTHORITY\LocalService
Privileges:
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Default Behavior

Quality Windows Audio Video Experience logs on as NT AUTHORITY\LocalService and runs in a shared process of svchost.exe. If Quality Windows Audio Video Experience fails to start, the error is recorded into the Event Log. Windows Vista startup proceeds, but a message box is displayed informing you that the QWAVE service has failed to start.

Dependencies

Quality Windows Audio Video Experience won't start, if the following system components are stopped or disabled:

Restore Default Startup Type for Quality Windows Audio Video Experience

Automated Restore

1. Select your Windows Vista edition and Service Pack, and then click on the Download button below.

2. Save the RestoreQualityWindowsAudioVideoExperienceWindowsVista.bat file to any folder on your hard drive.

3. Right-click the downloaded batch file and select Run as administrator.

4. Restart the computer to save changes.

Note. Make sure that the qwave.dll file exists in the %windir%\system32 folder. If this file is missing you can try to restore it from your Windows Vista installation media.