Gary Illyes from Google posted a PSA (public service announcement) of types on Mastodon and LinkedIn for websites which might be heavy with JavaScript. He stated that it is best to attempt to load the content material, together with the “marginal boilerplate” content material, first when you may have a JavaScript-heavy website.
He stated that is latest recommendation primarily based on seeing a “bunch” of emails with complaints from SEOs the place they see “a lot of dups reported in Search Console.” He stated when he tried to load the pages in his browser, it “took perpetually to load,” “so rendering timed out (my most definitely rationalization) and we had been left with a bunch of pages that solely had the boilerplate. With solely the boilerplate, these pages are dups,” he added.
So in case you see this difficulty in Google Search Console to your JavaScript heavy website, then strive it, attempt to load the content material first.
Here’s what Gary posted:
Do you may have a JavaScript-heavy website and also you see a lot of 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 perpetually to load, so rendering timed out (my most definitely rationalization) and we had 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 truth similar to a person’s browser with regards to indexing, however a person would not entry billions of pages (or nonetheless many serps sometimes entry) daily, in order that they should have stricter limits.”
