WM/DE recommendation request: able to have i3-like control, but friendly enough for an ex-windows user

I’ve been using i3wm for long enough that i now can’t go back to a user interface that requires me to use a mouse to get stuff done. However, I’m setting up an old laptop that will be used by both me and my SO for mainly media purposes, but also as my general-use computer for basic tasks. He has been using windows since...