Ancilliary Function Driver for Winsock.
|Windows Vista edition||without SP||SP1||SP2|
|Display name:||Ancilliary Function Driver for Winsock|
Ancilliary Function Driver for Winsock is a kernel mode driver. If Ancilliary Function Driver for Winsock 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 AFD service has failed to start. If you disable this service, then 2 other services will be unable to start (see the "Dependencies" section below).
If the Ancilliary Function Driver for Winsock is stopped, the following services will not start and initialize:
1. Select your Windows Vista edition and Service Pack, and then click on the Download button below.
2. Save the RestoreAncilliaryFunctionDriverforWinsockWindowsVista.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
afd.sys file exists in the
%WinDir%\system32\drivers folder. If this file is missing you can try to restore it from your Windows Vista installation media.