You can decide whether to place the dog toilet on the balcony or in the toilet. You can decide according to your own preferences or the dog's habits; if it is placed on the balcony, it will be more ventilated and can avoid odors in the house. If it is placed in the toilet, it will be more convenient to clean up feces. . Considering the weather, you can put the dog toilet in the bathroom in winter and on the balcony in summer, but it also depends on where the dog is used to going to the toilet to avoid random peeing.