batcmd.com Windows 8 Services

Intel AGP Bus Filter - Windows 8 Service

440 NT AGP Filter by Microsoft Corporation.

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

Startup Type

Windows 8 edition Windows 8 Windows 8.1 Windows 8.1 Update 1
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Default Properties

Display name:Intel AGP Bus Filter
Service name:agp440
Type:kernel
Path:%WinDir%\System32\drivers\agp440.sys
Error control:normal
Group:PnP Filter

Default Behavior

The Intel AGP Bus Filter service is a kernel mode driver. If Intel AGP Bus Filter fails to start, the error is logged. Windows 8 startup proceeds, but a message box is displayed informing you that the agp440 service has failed to start.

Restore Default Startup Type for Intel AGP Bus Filter

Automated Restore

1. Select your Windows 8 release and edition, and then click on the Download button below.

2. Save the RestoreIntelAGPBusFilterWindows8.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.

Note. Make sure that the agp440.sys file exists in the %WinDir%\System32\drivers folder. If this file is missing you can try to restore it from your Windows 8 installation media.