Windows 2000 build 1393

5.0.1393.1
Build of Windows 2000
OS familyWindows NT
Version number5.0
Build number1393
Build revision1
Architecturex86

Windows 2000 build 1393 is the earliest confirmed build of Windows 2000, which is mentioned in the file private\windows\shell\security\rshx32\rshx32.cpp in the source code for said operating system.

#if(_WIN32_WINNT < 0x0500)
        //
        // !!BUGBUG!!
        // In NT 4.0 the printer context menus in the shell failed
        // to handle UNICODE strings properly during a call to DragQueryFile.
        // The strings returned were always ANSI.  This has been fixed
        // in build 1393 and greater.
        //