Title: Version 5.6.6
Author: Evan Mullins
Published: November 10, 2021

---

# Version 5.6.6

## In this article

 * [Installation/Update Information](https://wordpress.org/documentation/wordpress-version/version-5-6-6/?output_format=md#installation-update-information)
 * [Summary](https://wordpress.org/documentation/wordpress-version/version-5-6-6/?output_format=md#summary)
    - [Maintenance and Security updates](https://wordpress.org/documentation/wordpress-version/version-5-6-6/?output_format=md#maintenance-and-security-updates)
 * [List of Files Revised](https://wordpress.org/documentation/wordpress-version/version-5-6-6/?output_format=md#list-of-files-revised)

[ Back to top](https://wordpress.org/documentation/wordpress-version/version-5-6-6/?output_format=md#wp--skip-link--target)

On November 10, 2021, WordPress 5.6.6 was [released](https://wordpress.org/news/2021/11/wordpress-5-8-2-security-and-maintenance-release/)
to the public.

## 󠀁[Installation/Update Information](https://wordpress.org/documentation/wordpress-version/version-5-6-6/?output_format=md#installation-update-information)󠁿

To get this version, update automatically from the Dashboard > Updates menu in your
site’s admin area or visit [https://wordpress.org/download/release-archive/](https://wordpress.org/download/release-archive/).

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

 * [Updating WordPress](https://wordpress.org/documentation/article/updating-wordpress/)

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

 * [New To WordPress – Where to Start](https://wordpress.org/support/article/new_to_wordpress_-_where_to_start/?output_format=md)
 * [First Steps With WordPress](https://wordpress.org/support/article/first-steps-with-wordpress/?output_format=md)
   or [Upgrading WordPress Extended](https://wordpress.org/documentation/article/upgrading-wordpress-extended-instructions/)
 * [WordPress Lessons](https://wordpress.org/support/article/wordpress-lessons/?output_format=md)

## 󠀁[Summary](https://wordpress.org/documentation/wordpress-version/version-5-6-6/?output_format=md#summary)󠁿

### 󠀁[Maintenance and Security updates](https://wordpress.org/documentation/wordpress-version/version-5-6-6/?output_format=md#maintenance-and-security-updates)󠁿

WordPress 5.6.6 features 1 security update.

This version of WordPress was led by [Jonathan Desrosiers](https://profiles.wordpress.org/peterwilsoncc/)
and [Evan Mullins](https://profiles.wordpress.org/circlecube/).

## 󠀁[List of Files Revised](https://wordpress.org/documentation/wordpress-version/version-5-6-6/?output_format=md#list-of-files-revised)󠁿

    ```wp-block-preformatted
    wp-admin/about.php
    wp-includes/certificates/ca-bundle.crt
    wp-includes/version.php
    ```

First published

November 10, 2021

Last updated