Where is the beautiful steaming cube switch? Midea's microwave oven steaming cube switch is operated on the panel. There is a steaming cube function on the panel. If you open it, you are using it. If you don't turn it on, you won't use the steaming cube of the beautiful microwave oven. The effect of reducing salt and fat is good. What's the function of steaming cube in microwave oven? Positive food can quickly lock in nutrition and protect nutrition, with very strong penetration. The steamed food is not dry, and the humidity and nutrition are particularly good.