Sometimes you need to start barebones with Ubuntu server or the like and have no drivers for your OS. This generally happens with something like a Raspberry Pi. But, I tell you, it isn't really that big of a sweat.
If you want wifi drivers, then look at this list. You should put them on the system with a USB drive and mount it to the file system.
RPi USB Wi-Fi Adapters - eLinux.org
Install the drivers with something like "dpkg -i" and then you can set up the wifi with "netplan":
Configure Ubuntu WiFi Adapter with Netplan
👉 Here’s a short explanation of how to configure an Ubuntu machine to join a wireless network, with…
Joe Neville
The secret here to get the rest of the drivers is with "lynx", a command line interface browser that uses something like ncurses.
You can install it with "sudo apt-get lynx".
You can browse the rest of the web with this handy browser and install the rest of the drivers on the Pi, laptop or whatever!