Appliances can be deceptively low-maintenance. Take your refrigerator, for example. It's easy to assume it's quietly doing its job in the background, on autopilot. And, to be fair, it usually is. But ...

One of the surest signs that something's not right in your freezer is a layer of frost or ice on the walls. Layers of ice in your freezer can block air vents and freezer sensors, so it could create ...