Fed up with your boring old light switch cover? Discover how to swap out the old and introduce a smart new one ...

Next, remove the cover plate from the switch and use a non-contact voltage tester to confirm that the power is indeed off. Touch the tester’s probe to the wires on the switch.

Dome-light fixtures show up everywhere—offices, hotels, stores, and schools—mainly because they look neat and spread light evenly. But when a bulb blows or the cover gets dusty, lots of people wonder ...