The ws2_32.dll file is a 32 bit Windows dll file, part of the operating system. Ws2_32.dll contains functions pertaining to the Windows Sockets API. The Windows Sockets API is a set of functions that ensure socket communication and handle network communications. This API is heavily used by a large number of Internet and network-base applications.

If the ws2_32.dll file is missing or corrupted, a number of error messages like missing dll file or exceptions can be encountered. Never delete this file, it is part of the operating system and needed by a large number of different applications. If you have an older version of the Windows, like Windows 95, you can get a Windows Sockets Update right here.

For newer operating systems like Windows 2000, 2003 and XP, the ws2_32.dll file is handled automatically by the system. You can ensure you are having the latest version of the ws2_32.dll file by running the Windows Update. It is recommended to get the latest version of the ws2_32.dll file, because the most recent version ensures your computer is protected from the latest security risks discovered, and to get the maximal functionality and bugfixed version.