ASK THE MASTER
He thinks he knows it all, but maybe he'll manage to get one right. Questions and answers about your most common, and not so common electrical issues.

Questions and Answers
How do I screw in a light bulb?
How do I turn off a light?
When a working switch ceases to be able to turn a light off, it is almost always a bad switch.
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Turn the power off at the circuit breaker. -
Remove the switch cover. -
Take a picture of how the wires connect to the switch -
Remove the old switch -
Replace with the same type of switch, matching wires -
Put cover back on -
Turn power back on