Well, there are some secrets that Microsoft doesn't make clear when connecting to Wi-Fi networks and after all why would you bother answering that silly question from MS just after typing in that complex password for the Wi-Fi? This little question is often overlooked when joining a Wi-Fi network from your own PC...
What you are really being asked here is "Is this an office network or a coffee-shop network" and how shall I treat connected devices on the same network?
To get Windows 10 to find your network-connected devices, we need to place your connected network into the Private mode. This is done by clicking the Wi-Fi connection symbol in the bottom right-hand side of the screen, near the clock. Selecting Properties, looking for network profile below;
But this needs a user with administrator rights..
But once you changed your Wi-Fi, Windows 10 gets to work and identifies the devices on the same network as yourself, installing device drivers as needed for things like printers etc..