 WID was a 32-bit application, even as a component of Windows Server 2008 64-bit, which installs in the path  In Windows Server 2012 and later, it is a 64-bit application, installed in .Windows Internal Database is not available as a standalone product for use by end-user applications; Microsoft provides SQL Server Express and Microsoft SQL Server for this purpose.Additionally, it is designed to only be accessible to Windows Services running on the same machine.