Third party cookies are what the name implies - cookies from sites other than the one you are visiting. If a site you are visiting relies on a third party cookie for anything it is acting unconscionably and is not worth visiting. Stop accepting them for a bit and see what effect it has on your browsing. The world will not come to an end…

But having said all that, the answer to your particular problem is to deactivate AOS. It’s simply more trouble than it is worth.