Vent fan is weak on Samsung over-the-range microwave

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.

If your microwave is not working or has stopped working, there could be a few reasons why. A microwave that is not turning on or is turning off by itself is usually caused by overheating or a low power supply. However, if your microwave doesn’t heat up at all, it could be in Demo mode. You can check your microwave for signs of overheating and power

Your microwave's door isn't completely sealed so when condensation forms on the outside, some of it may get inside or between the glass panes. The most common form of condensation on the inside comes from the food you're cooking.

All microwaves have a magnetron cover, although the appearance will vary between models. On many Samsung microwaves, the magnetron cover may look like a piece of cardboard and you might wonder why it's there. You may also see some plastic film on the microwave's door on some models. This guide will explain which items you can remove and which ones

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.