Windows Network Neighborhood is a historic mechanism to access other Windows computers in the same network. The concept of network has evolved over the years and there is now a pretty standard way of using TCP/IP for that purpose in most platforms. However exploring other computers in the same network using “File Explorer –> Network” is still very convenient and works in modern Windows versions, although issues may pop up from time to time mostly related to computers not showing up. Check out this article for potential solutions and ideas on how to fix some of these problems.