The WordPress coreCoreCore is the set of software required to run WordPress. The Core Development Team builds WordPress. development team builds WordPress! Follow this site for general updates, status reports, and the occasional code debate. There’s lots of ways to contribute:
Found a bugbugA bug is an error or unexpected result. Performance improvements, code optimization, and are considered enhancements, not defects. After feature freeze, only bugs are dealt with, with regressions (adverse changes from the previous version) being the highest priority.?Create a ticket in the bug tracker.
The forth Release Candidaterelease candidateOne of the final stages in the version release cycle, this version signals the potential to be a final release to the public. Also see alpha (beta). (“RC4”) for WordPress 6.9 is ready for download and testing!
This version of the WordPress software is under development. Please do not install, run, or test this version of WordPress on production or mission-critical websites. Instead, it’s recommended that you evaluate RC4 on a test server and site.
Reaching this phase of the release cycle is an important milestone. While release candidates are considered ready for release, testing remains crucial to ensure that everything in WordPress 6.9 is the best it can be.
You can test WordPress 6.9 RC4 in four ways:
PluginPluginA plugin is a piece of software containing a group of functions that can be added to a WordPress website. They can extend functionality or add new features to your WordPress websites. WordPress plugins are written in the PHP programming language and integrate seamlessly with WordPress. These can be free in the WordPress.org Plugin Directory https://wordpress.org/plugins/ or can be cost-based plugin from a third-party
Install and activate the WordPress Beta Tester plugin on a WordPress install. (Select the “Bleeding edgebleeding edgeThe latest revision of the software, generally in development and often unstable. Also known as trunk.” channel and “BetaBetaA pre-release of software that is given out to a large group of users to trial under real conditions. Beta versions have gone through alpha testing in-house and are generally fairly close in look, feel and function to the final product; however, design changes often occur as part of the process./RCrelease candidateOne of the final stages in the version release cycle, this version signals the potential to be a final release to the public. Also see alpha (beta). Only” stream).
Direct Download
Download the RC4 version (zip) and install it on a WordPress website.
Command Line
Use the following WP-CLI command: wp core update --version=6.9-RC4
The scheduled final release date for WordPress 6.9 is December 2, 2025. The full release schedule can be found here. Your help testing RC versions is vital to making this release as stable and powerful as possible. Please continue checking the Make WordPress Core blog for 6.9-related posts in the coming weeks for more information.
What’s in WordPress 6.9 RC4?
Get a recap of WordPress 6.9’s highlighted features in the Beta 1 announcement. Take a look at the WordPress 6.9 Field Guide. For more technical information related to issues addressed since RC3, you can browse the following links:
The following updates have been addressed since RC3:
#64305: Hidden async-upload field marked as required causes publishing to fail in the editor.
#64315: Running _wp_cron() during shutdown breaks sites using ALTERNATE_WP_CRON.
#64269: “Remove” button in Media Library gallery has a UIUIUser interface styling issue.
#41604:REST APIREST APIThe REST API is an acronym for the RESTful Application Program Interface (API) that uses HTTP requests to GET, PUT, POST and DELETE data. It is how the front end of an application (think “phone app” or “website”) can communicate with the data store (think “database” or “file system”) https://developer.wordpress.org/rest-api/. incorrectly returns success instead of an error when updating a non-existent setting.
WordPress is open sourceOpen SourceOpen Source denotes software for which the original source code is made freely available and may be redistributed and modified. Open Source **must be** delivered via a licensing model, see GPL. software made possible by a passionate community of people collaborating on and contributing to its development. The resources below outline various ways you can help the world’s most popular open source web platform, regardless of your technical expertise.
Get involved in testing
Testing for issues is crucial to the development of any software. It’s also a meaningful way for anyone to contribute.
Your help testing the WordPress 6.9 RC4 version is key to ensuring that the final release is the best it can be. While testing the upgrade process is essential, trying out new features is equally important. This detailed guide will walk you through testing features in WordPress 6.9. For those new to testing, follow this general testing guide for more details on getting set up.
If you encounter an issue, please report it to the Alpha/Beta area of the support forums or directly to WordPress Trac if you are comfortable writing a reproducible bugbugA bug is an error or unexpected result. Performance improvements, code optimization, and are considered enhancements, not defects. After feature freeze, only bugs are dealt with, with regressions (adverse changes from the previous version) being the highest priority. report. You can also check your issue against a list of known bugs.
For plugin and theme authors, your products play an integral role in extending the functionality and value of WordPress for all users.
Thanks for continuing to test your themes and plugins with the WordPress 6.9 beta releases. If you haven’t yet, make sure to conclude your testing and update the “Tested up to” version in your plugin’s readme file to 6.9.
If you find compatibility issues, please post detailed information to the support forum.
Test on your hosting platforms
Web hosts provide vital infrastructure for supporting WordPress and its users. Testing on hosting systems helps inform the development process while ensuring that WordPress and hosting platforms are fully compatible, free of errors, optimized for the best possible user experience, and that updates roll out to customer sites without issue.
