I had started another link a while ago in swift catagory but not much of a response, so ...
With either a WKWebView / or WebView. Searching with Google initially works fine, perform search and click a link which goes to that site, but after signing in to a site e.g. Youtube / Google and a cookie is set, the links in a Google search no longer work. With WKWebView no noticable complaints, but WebView "func ... didRecieveTitle" shows a 404 error.
The rest of this is in the previous link ... https://forums.developer.apple.com/thread/72557