I have a custom post type called newsletter. At the same time, an implemented analytics tool (not related to my CPT) uses newsletter as a GET parameter to track some incoming links (and I can’t change this).
Say, I have
This will lead to an 404 error page, as WordPress obviously tries to find a post in my newsletter CPT. But actually, I just want the main page to show up and keep the newsletter parameter for the analytics tool.
Is there any way to 'ignore' GET parameters, but keep my CPT working?