{"title":"Test and validate","slug":"test-and-validate","url":"https://support.storeconnect.com/articles/test-and-validate","url_markdown":"https://support.storeconnect.com/articles/test-and-validate.md","subtitle":null,"summary":"Check a theme before it goes live and diagnose it when a template renders the wrong thing: search metadata, structured data, accessibility requirements, and the debugging and timing tags. Use this section to verify your work.","type":"Developer_Documentation","video_url":"","keywords":"theme testing, seo, accessibility, wcag, structured data, meta tags, sitemaps, debugging, debug tag, timer tag, performance, theme audit, troubleshooting","last_modified":"2026-08-21T07:12:35+0000","body_markdown":"A theme that renders is not necessarily a theme that is finished. It also has to be findable, usable by everyone, and fast enough.\n\nThese articles cover both halves of that: what to check before going live, and what to do when a template renders nothing or the wrong thing.\n\n## In this section\n\n- [Theme SEO and accessibility](theme-seo-accessibility) — metadata, Open Graph tags, structured data, sitemaps, responsive images, and WCAG 2.1 AA requirements, with a checklist from real theme audits\n- [Theme debugging](theme-debugging) — the `{% debug %}` and `{% timer %}` tags, and the platform behaviors that most often cause a template to render nothing"}