Ancillary Function Driver for Winsock.
|Windows 10 edition||1507||1511||1607||1703|
|Display name:||Ancillary Function Driver for Winsock|
The Ancillary Function Driver for Winsock service is a kernel mode driver. If Ancillary Function Driver for Winsock fails to start, the error is logged. Windows 10 startup proceeds, but a message box is displayed informing you that the AFD service has failed to start.
If Ancillary Function Driver for Winsock is stopped, the following services cannot start:
1. Select your Windows 10 edition and release, and then click on the Download button below.
2. Save the RestoreAncillaryFunctionDriverforWinsockWindows10.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 10 installation media.