Definition of File Manager in Network Encyclopedia.
What is File Manager?
File Manager was a key Microsoft Windows 3.1 utility that provides a graphical way of managing files and directories. You can use File Manager to copy files, start programs, print documents, and maintain disks. Since File Manager is a network-aware utility, you can also use it both to share folders and to map network drives to shared folders on other systems on the network.
This capability is useful, for example, in a Windows for Workgroups network in which one machine is used as a server for the other machines.

File Manager on Windows 95 / Windows 98
File Manager was also included with Windows 95 and Windows 98 for users who prefer it to the newer Windows Explorer utility. To run File Manager in Windows 95 or Windows 98, click Start, click Run, and type winfile.
Run File Manager on recent versions of Windows
Although File Manager is not a very advanced program and lacks many features it would be fun to try this classic program in modern Windows versions. If you want to check out how did this classic program look like and work, you should definitely give it a try.
If you want to get some nostalgic feeling, you can download the File Manager app from the following link:
Classic File Manager for all Windows Operating Systems
Click on the WinFile ZIP file and extract the downloaded ZIP file using 7-Zip or other file archive utility. You’ll get Winfile.exe file in the extracted folder. Run the executable file and you are ready to enjoy classic File Manager program in newer Windows versions.