QWAVE driver - Windows 11 Service
Quality Windows Audio/Video Experience component driver.
This service also exists in Windows 10, 7, 8 and Vista.
Startup Type
| Windows 11 version | Home | Pro | Education | Enterprise |
|---|---|---|---|---|
| 21H2 | Manual | Manual | Manual | Manual |
| 22H2 | Manual | Manual | Manual | Manual |
| 23H2 | Manual | Manual | Manual | Manual |
| 24H2 | Manual | Manual | Manual | Manual |
Default Properties
| Display name: | QWAVE driver |
| Service name: | QWAVEdrv |
| Type: | kernel |
| Path: | %WinDir%\system32\drivers\qwavedrv.sys |
| Error control: | normal |
Default Behavior
The QWAVE driver service is a kernel mode driver. If QWAVE driver fails to start, the error is logged. Windows 11 startup proceeds, but a message box is displayed informing you that the QWAVEdrv service has failed to start.
Dependencies
If QWAVE driver is stopped, the Quality Windows Audio Video Experience service fails to start and initialize.
Restore Default Startup Type for QWAVE driver
Automated Restore
1. Select your Windows 11 edition and release, and then click on the Download button below.
2. Save the RestoreQWAVEdriverWindows11.bat file to any folder on a local drive such as SSD or a hard disk.
3. Right-click the downloaded batch file and select Properties.
4. Check the Unblock checkbox and click OK.
5. Right-click the batch file again and select Run as administrator.
6. Restart the computer to save changes.
Note. Make sure that the qwavedrv.sys file exists in the %WinDir%\system32\drivers folder. If this file is missing you can try to restore it from your Windows 11 installation media.