It's very strange that you have no the driver because it's included in the install file.
You can install it from the attached ZIP file.
As for the discovery of other computers on the local network, this version of Windows is not particularly different from the others. All versions of Windows, since Windows 8.1 have their unpleasant features in configuring detection on the local network.
But all difficulties are surmountable.
Network and Sharing Center => Change advanced sharing settings
Activate Turn on network discovery and Turn off password protected sharing in all sections as Private, Guest or Public, All networks.
Do this settings in all PCs in your local network.