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electrical - Installing night-light switch on hot-neutral-ground circuit - Home Improvement Stack Exchange
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electrical - Is it normal to have a light switch setup using only the hot wire? - Home Improvement Stack Exchange
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wiring - In a light switch, how can I tell if the black wire is really hot and the white wire is really neutral? - Home Improvement Stack Exchange
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Download Single Pole switching provides switching from one location only. Description from hdwalls.… | Installing a light switch, Replace light switch, Light switch
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electrical - How do I identify six light switch wires with a multimeter? - Home Improvement Stack Exchange
![I can't figure out how to connect the existing wires in my kitchen light switch to the kasa smart switch. The upper black wire appears to be a common but it doesn't I can't figure out how to connect the existing wires in my kitchen light switch to the kasa smart switch. The upper black wire appears to be a common but it doesn't](https://preview.redd.it/lq2dghry9bj61.jpg?width=3024&format=pjpg&auto=webp&s=43b4d9286a979f8fb3107b49c03e3347fb9cc1ee)
I can't figure out how to connect the existing wires in my kitchen light switch to the kasa smart switch. The upper black wire appears to be a common but it doesn't
![4 way switch wiring - Power from light fixture to light switch setup - Devices & Integrations - SmartThings Community 4 way switch wiring - Power from light fixture to light switch setup - Devices & Integrations - SmartThings Community](https://global.discourse-cdn.com/smartthings/original/3X/6/d/6d96c098b2f1fb5accaa4b1373368da6996e1b92.jpeg)