WordPress.org

Codex

Interested in functions, hooks, classes, or methods? Check out the new WordPress Code Reference!

Version 4.9.4

On 6 February, 2018, WordPress 4.9.4 was released to the public.

See also: other WordPress Versions.

Installation/Update Information

To download WordPress 4.9.4, update automatically from the Dashboard > Updates menu in your site's admin area or visit https://wordpress.org/download/release-archive/.

For step-by-step instructions on installing and updating WordPress:

If you are new to WordPress, we recommend that you begin with the following:

Summary

From the WordPress 4.9.4 release post: This maintenance release fixes a severe bug in 4.9.3, which will cause sites that support automatic background updates to fail to update automatically, and will require action from you (or your host) for it to be updated to 4.9.4.

WordPress 4.9.4 contains 1 bug fix.

Upgrade/Install

  • #43235 - WP Automatic Updates broken in 4.9.3.

List of Files Revised

wp-admin/about.php
wp-includes/update.php
wp-includes/version.php