There are as many varieties of smart light switches (and dimmers) as there are light bulbs, and while the prospect of upgrading your old dumb switch might seem daunting, they’re usually pretty simple ...

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 outlet combo, ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Liam McCabe I made no fewer than five mistakes trying to install a smart ...