TL;DR
- website testing qa checklist 2026
- For website owners and developers who want to ensure the site works correctly.
Who this is for
- For website owners and developers who want to ensure the site works correctly.
Keyword (SEO)
- website testing qa checklist 2026
Responsiveness tests
- Mobile (320px, 375px, 414px)
- Tablet (768px, 1024px)
- Desktop (1280px, 1920px)
- Check all breakpoints
Browser tests
- Chrome, Firefox, Safari, Edge
- Mobile Safari (iOS)
- Mobile Chrome (Android)
- Check older versions (2 years back)
Performance tests
- Lighthouse score > 90
- Core Web Vitals in green
- Images optimized
- CSS/JS minified
SEO and accessibility tests
- Meta tags (title, description)
- Alt texts for images
- Semantic HTML
- ARIA labels for screen readers
FAQ
How long does website testing take?
Basic tests: 4-8 hours. Full QA tests: 1-2 days. Depends on site complexity.
Do I need to test on all browsers?
No, but at least Chrome, Firefox and Safari. Mobile Safari is crucial for iOS.