windowscentral[.]com/how-create-unattended-media-do-automated-installation-windows-10
Installing Windows isn't particularly difficult, but it can be a bit of a hassle keeping your eye on the installation to spot those times you need to select &/or click something. For those that have to install Windows on more than a couple of machines, Microsoft has ways to avoid that -- one or two people here might think of a use for this sort of thing.