Google’s John Mueller Warns Against Custom Elements In Head

June 20, 2023

Custom elements are part of the Web Components specifications, allowing developers to create HTML elements tailored to their needs. Using custom tags, developers can build reusable and self-contained HTML elements that function independently from the rest of the code. Mueller states:“Using custom elements in the <head> likely breaks page rendering in Google Search. The SEO Implications Of Custom HTML TagsWhile custom tags benefit developers, their impact on SEO cannot be ignored. The Argument Against Using Custom HTML TagsAlthough custom HTML tags offer flexibility, there are reasons to use them cautiously.

The source of this news is from Search Engine Journal