Having problems with computers in your network not showing in File Explorer under Network. Here is a few ideas that might help.
Nothing to say about your result. Now, open windows services (winlogo + X >Run type services.msc) on each of your win 10 computers take a look if these services below are starting if not start them and put the first one on automatic and the second one on manual
Function Discovery Discovery Resource Publication (Running) (automatic)
UPnP Device Host service (Running) ( manual)
Computer Browser (Running) (Manual)
Then open up Comand Prompt admin and type the following one line at a time.
ipconfig /flushdns
ipconfig /registerdns
ipconfig /release
ipconfig /renew
netsh int ip reset resetlog.txt
netsh winsock reset catalogThen restart the computer at the end of all the processes.