Does a microwave oven get weaker with age?

Yes, microwave ovens can get weaker with age. The main component responsible for generating microwaves is the magnetron, and it tends to lose efficiency over time. This means that the microwave oven will need to work harder to produce the same amount of heat, leading to longer cooking times and reduced efficiency. Additionally, other components such as the door seals, control panels, and fans may also deteriorate with age, affecting the overall performance of the microwave oven.