# Next.js 9.4 릴리즈, React Fast Refresh 지원

> Clean Markdown view of GeekNews topic #2068. Use the original source for factual precision when an external source URL is present.

## Metadata

- GeekNews HTML: [https://news.hada.io/topic?id=2068](https://news.hada.io/topic?id=2068)
- GeekNews Markdown: [https://news.hada.io/topic/2068.md](https://news.hada.io/topic/2068.md)
- Type: news
- Author: [ragingwind](https://news.hada.io/@ragingwind)
- Published: 2020-05-12T13:53:18+09:00
- Updated: 2020-05-12T13:53:18+09:00
- Original source: [nextjs.org](https://nextjs.org/blog/next-9-4#incremental-static-regeneration-beta)
- Points: 2
- Comments: 0

## Topic Body

◆ React Fast Refresh 을 통한 컴포넌트 변경 사항 빠른 업데이트, Preview 모드도 지원

◆ 런타임에서도 Static 페이지 리빌드 가능

◆ Built-in Fetch Support

◆ Web Vitals Reporting, 실측 데이터로 웹페이지 성능 측정 가능 web.dev/vitals/

◆ 그 외 여러가지 업데이트

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