# React 19 Upgrade Guide

DevFeed: [React 19 Upgrade Guide](<https://devfeed.tech/articles/react-19-upgrade-guide-2978.md>)

Original publisher: [Read original article](<https://react.dev/blog/2024/04/25/react-19-upgrade-guide>)

Author: Ricky Hanlon

Published: 2024-04-25T00:00:00Z

Content type: article

Language: en

Sources: [React Blog](<https://devfeed.tech/sources/react-blog.md>)

Topics: [React](<https://devfeed.tech/topics/react.md>), [TypeScript](<https://devfeed.tech/topics/typescript.md>), [Yarn](<https://devfeed.tech/topics/yarn.md>)

Tags: [docs](<https://devfeed.tech/tags/docs.md>), [guide](<https://devfeed.tech/tags/guide.md>), [libraries](<https://devfeed.tech/tags/libraries.md>), [react](<https://devfeed.tech/tags/react.md>), [update](<https://devfeed.tech/tags/update.md>), [upgrade](<https://devfeed.tech/tags/upgrade.md>)

## AI overview

This upgrade guide explains how to migrate applications and libraries to React 19, covering installation, TypeScript updates, codemods, changed error handling, and removals of deprecated APIs.

## Source excerpt

The improvements added to React 19 require some breaking changes, but we've worked to make the upgrade as smooth as possible and we don't expect the changes to impact most apps. In this post, we will guide you through the steps for upgrading apps and libraries to React 19.