As the top says.
Recently I set up an old-ish desktop PC for study purposes and thought I could get away with not having internet (was mostly just going to be for Word), but I've since realised that was naive to assume
My friend mentioned an adapter or dongle that could allow WiFi?
What's good and cheap that could solve the issue?
A usb Wi-Fi adapter and away you go.
https://www.google.com.au/shopping/product/47907748897988388…