Videos of installing house light switch Click to view on YouTube4:05How to Install a Light Switch221K viewsYouTube · 9/26/2013Click to view on YouTube6:32How to Install a Smart Home Light Switch | DIY Electrical224K viewsYouTube · 9/30/2017Click to view on YouTube6:51How to Install a Light Switch49K viewsYouTube · 9/9/2012Click to view on YouTube4:06How to Install a Dimmer Switch for Your Home Lighting System260K viewsYouTube · 3/16/2009Click to view on YouTube6:56Alexa/Google Home Smart Light Switch Installation Guide24K viewsYouTube · 1/16/2018Click to view on YouTube8:05Electrical Help : How to Install a Light Switch Outside72K viewsYouTube · 1/27/2012See more videos of installing house light switch How to Replace a Light Switch - dummies Turn off the power to the switch at the main circuit breaker or fuse panel.Unscrew and remove the switch plate; then use a voltage tester to make sure that the circuit is dead.Unscrew the switch from the electrical box and pull it out with the wires still attached. Two or three Compare your new switch with the one you’re replacing to find the corresponding locations for the See all full list on dummies Wiring a light switch? Here's how. - Easy Do It Yourself Wiring a light switch With the power coming to the switch and then going to the lights, you will notice that there are two black wires, two white wires and two ground wires (bare wires). First of all we should connect the ground wires to the box.