User Profile

Why is the redirect should match the page that opens the popup? What if the page that open the popup is dynamic (for example you have a login popup in your website, and users can login with this popup from any page in the website, it can be https://example.com/category/123 or https://example.com/post/some-title) So there is the login popup in the website, that you want it to open the apple signin popup. How can we use apple sign in popup in this case? The redirect URLs are constant and predefined in the developers dashboard