In this video, I’ll show you how to wire up a light switch, whether it’s got 3 wires, 4 wires, or you’re adding a switch to a new construction. I’ll also cover wiring a light switch and ...

(For more than two locations, add 4-way switches ... Below, I’ll show you the most common way to wire a 3-way switch. It’s what most electricians use today, because it’s easy and saves ...