You might be redesigning your website or refreshing page content and find that you have written a lot of great optimised content, that's great! But you might be wondering 'where am I going to put all of this content?' 'how will all of these words look on the page and how am I going to display them?'. So someone suggests sorting your content into tabs to clear up the page and keep it looking professional and organised, while you might think this is the answer you need to consider the SEO implications.
For the full in detail explanation check out the original article on Search Engine Journal below.
When a crawler reads your JS statements it will simply either be able to understand it or not. If it isn’t understood, any piece of content within that sector won’t be displayed or rendered. Meaning that your well-structured content may not be of any value to your search aspirations.