https://www.theregister.co.uk/2018/04/09/windows_file_manager_back_from_the_dead/

First released as part of Windows 3.0 in 1990 before shuffling into the digital deadzone following the end of support for Windows NT 4.0, the venerable File Manager application has made a surprising comeback on Windows 10 following a release of the source code on GitHub.

A tool beloved by those too timid to go near the command line, File Manager (or winfile.exe, as the cool kids used to call it) was a forerunner of the Windows Explorer interface that millions of users around the world endure experience on a daily basis.