if your microwave won’t start you'll have a drag with a door switch, the door switches, often mentioned as primary or secondary interlock switches, provided power to the varied components within the microwave when the door during a closed position.
Samsung Microwave Oven Repair Center in Pune You’ll check switches for continuity employing a multi-meter.
So better to call the simplest service center they will give easy repair and best service to your product.
Samsung service is the best and perfect service to the customers.