batcmd.com Windows 7 Services

Serenum Filter Driver - Windows 7 Service

Serial Port Enumerator by Microsoft Corporation.

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

Startup Type

Windows 7 edition without SP SP1
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Default Properties

Display name:Serenum Filter Driver
Service name:Serenum
Type:kernel
Path:%WinDir%\system32\DRIVERS\serenum.sys
Error control:normal
Group:PNP Filter

Default Behavior

The Serenum Filter Driver service is a kernel driver. If the Serenum Filter Driver fails to load or initialize, the error is recorded into the Event Log. Windows 7 startup should proceed, but a message box is displayed informing you that the Serenum service has failed to start.

Restore Default Startup Type for Serenum Filter Driver

Automated Restore

1. Select your Windows 7 edition and Service Pack, and then click on the Download button below.

2. Save the RestoreSerenumFilterDriverWindows7.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 serenum.sys file exists in the %WinDir%\system32\DRIVERS folder. If this file is missing you can try to restore it from your Windows 7 installation media.