I'm reaching out to this wonderful community for some advice on a rather peculiar and frustrating issue we've been experiencing with a noisy miner bird. While I appreciate nature and its creatures, this particular bird has taken a keen interest in our home, and it's becoming quite a nuisance. I'm hoping someone here can suggest effective bird repellents or strategies to address this problem.
This bird has taken to knocking on our windows every morning, looking inside, and leaving unwanted droppings on our laundry hanging in the covered back porch. I am becoming frustrated every time i hang out clean laundry only to find bird droppings on them and having to rewash them every time! Since moving the clothesline isn't an option, I'm hoping someone can suggest effective bird repellents or strategies to address this problem.
Any advice on deterring the bird from our back porch area while respecting its well-being would be greatly appreciated.

Pictured: Him spying on us after knocking on the laundry window.