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How to Identify a Bad Light Switch: A Step-by-Step Guide

Key TakeawaysIdentifying a Bad Light SwitchFailure to OperateUnusual NoisesOverheating SwitchVisible DamageFlickering LightsCauses of Light Switch FailuresElectrical OverloadsWiring IssuesPhysical DamageAge and WearTesting with a MultimeterSafety FirstSetting Up the...