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Microsoft Kernel Acoustic Echo Canceller - Windows XP Service

Microsoft Acoustic Echo Canceller by Microsoft Corporation.

This service exists in Windows XP only.

Startup Type

Windows XP edition without SP SP1 SP2 SP3
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Default Properties

Display name:Microsoft Kernel Acoustic Echo Canceller
Service name:aec
Type:kernel
Path:%WinDir%\system32\drivers\aec.sys
Error control:normal

Default Behavior

The Microsoft Kernel Acoustic Echo Canceller service is a kernel driver. If the Microsoft Kernel Acoustic Echo Canceller 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 aec service has failed to start.

Restore Default Startup Type for Microsoft Kernel Acoustic Echo Canceller

Automated Restore

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

2. Save the RestoreMicrosoftKernelAcousticEchoCancellerWindowsXP.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 aec.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.