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Closeup of a Samsung microwave control panel

Microwave turns on by itself

Closeup of a Samsung microwave control panel

If your microwave turns on by itself after you close the door you may need to clean the door, check the latch, or ensure that the door is closed all the way. But if your cooktop lamp will not turn off, then it may just be wet from recent cooking. Follow this guide to get things back to normal.

Related Content
Samsung microwave error codes
Samsung microwave error codes
If you get an error code service is pretty much needed. First though, it's possible that if you power cycle the microwave, you may clear the error. And if you think moisture may have gotten in the microwave, that could be causing errors too, so let it dry.
 The microwave sparks or arcs
The microwave sparks or arcs
The term "arcing" refers to sparks inside the microwave oven. These sparks are caused when microwaves react to gold paint on dishes, twist ties and other metallic materials, like aluminum foil. Usually, removing these kind of objects will fix the problem.
 Samsung microwave is making unusual noises
Samsung microwave is making unusual noises
Microwaves make all kinds of sounds while running. Most of these are normal and should not be a cause of concern. Food and other material in the microwave is typically the sounds you're hearing. This guide covers the most common sounds and why they happen.
 Microwave control panel does not respond
Microwave control panel does not respond
If the microwave has power, but will not respond to any commands or only certain buttons work, clean the control panel and try a power cycle. If the panel still doesn't respond, service is required.
 Samsung microwave does not turn on or turns off by itself
Samsung microwave does not turn on or turns off by itself
If your microwave is not turning on, or if it is turning off by itself, it could have overheated. When a microwave has been in use for a long time and overheats, just give it 30 minutes to cool off and then try to use it again. Otherwise, you'll need to check the light, the outlet, and the power cord.
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