Before you attempt to fix a faulty light switch, make sure you understand the basics of light switch wiring.

Do you know how to wire a light switch? How about a receptacle, aka outlet? If the answer is no, you should learn! It’s not hard, but it does take careful attention to detail. Electricity is ...

Below, Donnelly tells AD how to wire a light switch with this simple step-by-step process for a single-pole light switch without zapping yourself along the way.