How to safely change a light bulb in a high ceiling recessed fixture?
Turn off power at the breaker, use a sturdy step ladder or an extension pole with a bulb-changer attachment, let the old…
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Lighting & Bulbs
Practical, step-by-step fixes for lighting & bulbs problems — 70 published so far.
Why do my LED bulbs flicker on an old dimmer switch?
Old dimmer switches designed for incandescent bulbs often cause LED flickering because they use leading-edge phase cutting that LEDs can't interpret cleanly.…
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Why do my LED bulbs keep burning out so fast?
LED bulbs usually burn out fast due to heat buildup, bad connections, or incompatible dimmers. Check that the bulb isn't in a…
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Why do my light bulbs keep burning out every few weeks?
Bulbs that burn out every few weeks usually mean the fixture is getting too much voltage, the bulb is too big for…
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Why do my light bulbs keep burning out so fast?
Light bulbs usually burn out fast because of high voltage, poor ventilation, or vibration from ceiling fans and slamming doors. Check the…
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Why does my dimmer switch buzz and how do I fix it?
A buzzing dimmer usually means the dimmer isn't compatible with your LED bulbs, or the dimmer is overloaded. Start by swapping to…
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Why does my LED bulb buzz when dimmed?
LED buzzing on a dimmer usually means the dimmer and bulb are incompatible — older leading-edge dimmers chop the waveform in a…
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Why does my LED bulb flicker even when the switch is on?
Flickering LED bulbs usually mean the bulb is incompatible with your dimmer switch, or the dimmer is designed for older bulbs. Check…
See the fixwhy does my LED bulb flicker when dimmed
Your LED bulb flickers on a dimmer because the dimmer is designed for old incandescent bulbs and sends chopped-up power that LEDs…
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Why does my LED bulb flicker when I dim it?
Your LED bulb flickers on a dimmer because the dimmer is likely an older leading-edge model designed for incandescent bulbs, not the…
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Why does my LED bulb flicker when I use a dimmer switch?
Your LED bulb flickers on a dimmer because the dimmer is likely an older leading-edge type designed for incandescent bulbs, not compatible…
See the fixWhy does my LED bulb flicker when I use the dimmer switch?
LED bulbs flicker on dimmers because most older dimmers use leading-edge triac technology that chops the AC waveform, which conflicts with the…
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