Product Management - Is There a Culling Process?

Product managers spend too much time on new products and features, but not enough time removing things within their products. What are signs that something needs to be removed? How would you advise product teams to think about this process ann removing features or simplifying a u, i ye? I think most folks have a good sense and a lot of good muscles around establishing a set of success criteria or metric that denotes success,. And then when they launch the product or feature, measuring their efficacy of that product or feature against their success criteria in figuring how to make it more successful.