A light switch is the simplest of electrical devices. Flip the switch, electricity flows. Flip it again, electricity stops. Lights on, lights off. That’s great for a small room with one entrance.

When the chandelier starts flickering, don’t blame it on a ghost. Time to learn how to wire a light switch. You know that you need to change a switch when the lights go in and out, or if they make a ...

You can add a second light switch anywhere in your house without wiring a new three-way switch thanks to smart home technology. This guide will show you what you need, and how to do this without ...

Q: At either end of my staircase I have a light switch that turns the staircase light on and off. The problem is that the switches don’t work correctly anymore ...

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 ...

Q:I have a three-way switch that controls the light at the top of the stairs. The switch at the bottom doesn't always work like it is supposed to. Sometimes when I turn it off, the switch at the top ...

Posts from this topic will be added to your daily email digest and your homepage feed. Smart lighting is the most important innovation in lighting since the invention of the lightbulb. It adds so much ...