# vitest-browser-react v2.0.0-beta.4 - Product: vitest-browser-react (https://whatsnew.fyi/product/vitest-browser-react) - Vendor: Vitest - Date: 2025-10-03 - Version: v2.0.0-beta.4 - Original notes: https://github.com/vitest-community/vitest-browser-react/releases/tag/v2.0.0-beta.4 - Permalink: https://whatsnew.fyi/product/vitest-browser-react/releases/v2.0.0-beta.4 - Labels: Pre-release What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog. Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'. --- ######    🚨 Breaking Changes - Support new Vitest 4 syntax  -  by @sheremet-va in https://github.com/vitest-dev/vitest-browser-react/issues/28 [(791cb)](https://github.com/vitest-dev/vitest-browser-react/commit/791cb5b) ######     [View changes on GitHub](https://github.com/vitest-dev/vitest-browser-react/compare/v2.0.0-beta.3...v2.0.0-beta.4)