Title: do_activate_header Published: April 25, 2014 Last modified: February 24, 2026 --- # do_activate_header() ## In this article * [Description](https://developer.wordpress.org/reference/functions/do_activate_header/?output_format=md#description) * [Source](https://developer.wordpress.org/reference/functions/do_activate_header/?output_format=md#source) * [Hooks](https://developer.wordpress.org/reference/functions/do_activate_header/?output_format=md#hooks) * [Related](https://developer.wordpress.org/reference/functions/do_activate_header/?output_format=md#related) * [Changelog](https://developer.wordpress.org/reference/functions/do_activate_header/?output_format=md#changelog) [ Back to top](https://developer.wordpress.org/reference/functions/do_activate_header/?output_format=md#wp--skip-link--target) Adds an action hook specific to this page. ## 󠀁[Description](https://developer.wordpress.org/reference/functions/do_activate_header/?output_format=md#description)󠁿 Fires on [‘wp_head’](https://developer.wordpress.org/reference/hooks/wp_head/). ## 󠀁[Source](https://developer.wordpress.org/reference/functions/do_activate_header/?output_format=md#source)󠁿 ```php function do_activate_header() { /** * Fires within the `` section of the Site Activation page. * * Fires on the 'wp_head' action. * * @since 3.0.0 */ do_action( 'activate_wp_head' ); } ``` [View all references](https://developer.wordpress.org/reference/files/wp-activate.php/) [View on Trac](https://core.trac.wordpress.org/browser/tags/6.9.4/src/wp-activate.php#L84) [View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-activate.php#L84-L93) ## 󠀁[Hooks](https://developer.wordpress.org/reference/functions/do_activate_header/?output_format=md#hooks)󠁿 [do_action( ‘activate_wp_head’ )](https://developer.wordpress.org/reference/hooks/activate_wp_head/) Fires within the section of the Site Activation page. ## 󠀁[Related](https://developer.wordpress.org/reference/functions/do_activate_header/?output_format=md#related)󠁿 | Uses | Description | | [do_action()](https://developer.wordpress.org/reference/functions/do_action/)`wp-includes/plugin.php` | Calls the callback functions that have been added to an action hook. | ## 󠀁[Changelog](https://developer.wordpress.org/reference/functions/do_activate_header/?output_format=md#changelog)󠁿 | Version | Description | | [MU (3.0.0)](https://developer.wordpress.org/reference/since/mu.3.0.0/) | Introduced. | ## User Contributed Notes You must [log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fdeveloper.wordpress.org%2Freference%2Ffunctions%2Fdo_activate_header%2F) before being able to contribute a note or feedback.