I use small metal plates on the heels. I hardly notice the noise as they say. But the larger the plate the more click. Talk to a cobbler. He sold me on mine. All my shoes have a small plate on the heels.
There used to be a product that you could spray on a piece of clothing that would solve that program. But for I just stand up and adjust the trousers either but moving my foot or pulling the trouser from the crease. good like in your quest