Do H tags still hold weight?

Topic summary

A Shopify store owner purchased a template that uses only H2 tags and title tags, lacking H1s and H3s in the page hierarchy.

Core Question:

  • Whether heading tags (H1, H3, etc.) still matter for SEO rankings
  • If Shopify has built-in SEO features that compensate for improper heading structure

Current Status:

  • Discussion remains open with no responses yet
  • No resolution or guidance provided on heading tag importance or Shopify-specific SEO considerations
Summarized with AI on November 1. AI used: claude-sonnet-4-5-20250929.

I bought a template that was purpose built for shopify for my store but when looking at the hierarchy for the page, theres H2 tags and a title tag only, no H1s or H3s etc. I’m wondering if these tags are still relevant to SEO rankings or if Shopify has other built in SEO that helps rankings?