Here's why
It's just more effort for effectively very little to no result.
If you need more convincing
When it works
- User-controlled (no auto-play), e.g. product image galleries
- Low-stakes content where missing a slide doesn't matter
- Mobile app patterns where swipe is natural and expected (e.g. photo galleries)
**And even when it does work, there is almost always a better way to display the information.
More reading
- Core Arguments / Overview
- Should I Use A Carousel? - one-page answer
- Sliders suck and should be banned - Yoast
- Why Website Carousels Harm UX, Conversions, and Accessibility - BHirst Media
- Data & Studies
- Conversions
- Accessibility
- SEO
- Carousel Sliders: Good Practice or Bad for SEO? - Realnet
- Carousel SEO: Ultimate Guide - Postnitro
- UX Deep Dives
- Usability Guidelines For Better Carousels UX - Smashing Magazine
- Usability Pitfalls Of Carousels UX - Smart Interface Design Patterns
- 10 UX Requirements for Homepage Carousels - Baymard Institute
- 5 Big Usability Mistakes Designers Make on Carousels - UX Movement
- Why Website Carousels Might Hurt Your UX - O8 Agency