Yes, I really have the code snippet right in the end of the body. But I don't want to change that, to have another snippet right in front everything else loading for my whole page, just because of one single subpage needs a redirect 

Thank you. This is a valuable workaround, but not perfect. If you click on the mail button now, you see the original page for a second and then you're redirected to the new page. It's good as a temporarily solution now, so thanks a lot for that! (Tok...

Hey! We would like to change the page when somebody clicks the confirmation of his e-mail address.I am talking about the default newsletter integration in shopify.This is what the default thank you page is looking like: This is the confirmation mail ...