You're looking for information on Windows for Workgroups 3.11 and its ISO image. Here's some text that might be helpful:
If you're looking to install WfW 3.11 on a virtual machine or an old computer, make sure to check the system requirements and compatibility before proceeding. windows for workgroups 3.11 iso
Windows for Workgroups 3.11, also known as WfW 3.11, is a version of the Microsoft Windows operating system released in 1993. It was designed for business use and was popular in the early 1990s. WfW 3.11 was a significant improvement over its predecessor, Windows 3.0, and included features such as improved networking capabilities, better support for workgroups, and enhanced file and printer sharing. You're looking for information on Windows for Workgroups 3