Gary Illyes from Google posted a PSA (public service announcement) of kinds on Mastodon and LinkedIn for websites which might be heavy with JavaScript. He mentioned that you need to attempt to load the content material, together with the “marginal boilerplate” content material, first when you have got a JavaScript-heavy web site.
He mentioned that is latest recommendation primarily based on seeing a “bunch” of emails with complaints from SEOs the place they see “numerous dups reported in Search Console.” He mentioned when he tried to load the pages in his browser, it “took endlessly to load,” “so rendering timed out (my most probably rationalization) and we have been left with a bunch of pages that solely had the boilerplate. With solely the boilerplate, these pages are dups,” he added.
So for those who see this problem in Google Search Console to your JavaScript heavy web site, then attempt it, attempt to load the content material first.
Here’s what Gary posted:
Do you have got a JavaScript-heavy web site and also you see numerous dups reported in Search Console? Attempt to restructure the js calls such that the content material (together with marginal boilerplate) hundreds first and see if that helps.
I’ve a bunch of emails in my inbox the place the problem is that the centerpiece took endlessly to load, so rendering timed out (my most probably rationalization) and we have been left with a bunch of pages that solely had the boilerplate. With solely the boilerplate, these pages are dups.
Gary later added on Mastodon, “Search engines like google and yahoo are in actual fact similar to a person’s browser relating to indexing, however a person would not entry billions of pages (or nevertheless many engines like google sometimes entry) every single day, so that they will need to have stricter limits.”
