Title: Hooks | Page 3 of 49 | Developer.WordPress.org --- # Hooks * hook[admin_memory_limit](https://developer.wordpress.org/reference/hooks/admin_memory_limit/) * Filters the maximum memory limit available for administration screens. * Used by [1 function](https://developer.wordpress.org/reference/hooks/admin_memory_limit/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_memory_limit/#uses) | Source: [wp-includes/functions.php:7917](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/functions.php#L7917-L7917) * hook[admin_menu](https://developer.wordpress.org/reference/hooks/admin_menu/) * Fires before the administration menu loads in the admin. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/admin_menu/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_menu/#uses) | Source: [wp-admin/includes/menu.php:168](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/includes/menu.php#L168-L168) * hook[admin_notices](https://developer.wordpress.org/reference/hooks/admin_notices/) * Prints admin screen notices. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/admin_notices/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_notices/#uses) | Source: [wp-admin/admin-header.php:313](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/admin-header.php#L313-L313) * hook[admin_page_access_denied](https://developer.wordpress.org/reference/hooks/admin_page_access_denied/) * Fires when access to an admin page is denied. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/admin_page_access_denied/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_page_access_denied/#uses) | Source: [wp-admin/includes/menu.php:382](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/includes/menu.php#L382-L382) * hook[admin_post](https://developer.wordpress.org/reference/hooks/admin_post/) * Fires on an authenticated admin post request where no action is supplied. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/admin_post/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_post/#uses) | Source: [wp-admin/admin-post.php:67](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/admin-post.php#L67-L67) * hook[admin_post_nopriv](https://developer.wordpress.org/reference/hooks/admin_post_nopriv/) * Fires on a non-authenticated admin post request where no action is supplied. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/admin_post_nopriv/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_post_nopriv/#uses) | Source: [wp-admin/admin-post.php:43](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/admin-post.php#L43-L43) * hook[admin_post_nopriv_{$action}](https://developer.wordpress.org/reference/hooks/admin_post_nopriv_action/) * Fires on a non-authenticated admin post request for the given action. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/admin_post_nopriv_action/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_post_nopriv_action/#uses) | Source: [wp-admin/admin-post.php:58](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/admin-post.php#L58-L58) * hook[admin_post_thumbnail_html](https://developer.wordpress.org/reference/hooks/admin_post_thumbnail_html/) * Filters the admin post thumbnail HTML markup to return. * Used by [1 function](https://developer.wordpress.org/reference/hooks/admin_post_thumbnail_html/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_post_thumbnail_html/#uses) | Source: [wp-admin/includes/post.php:1703](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/includes/post.php#L1703-L1703) * hook[admin_post_thumbnail_size](https://developer.wordpress.org/reference/hooks/admin_post_thumbnail_size/) * Filters the size used to display the post thumbnail image in the ‘Featured image’ meta box. * Used by [1 function](https://developer.wordpress.org/reference/hooks/admin_post_thumbnail_size/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_post_thumbnail_size/#uses) | Source: [wp-admin/includes/post.php:1674](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/includes/post.php#L1674-L1674) * hook[admin_post_{$action}](https://developer.wordpress.org/reference/hooks/admin_post_action/) * Fires on an authenticated admin post request for the given action. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/admin_post_action/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_post_action/#uses) | Source: [wp-admin/admin-post.php:82](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/admin-post.php#L82-L82) * hook[admin_print_footer_scripts](https://developer.wordpress.org/reference/hooks/admin_print_footer_scripts/) * Prints any scripts and data queued for the footer. * Used by [3 functions](https://developer.wordpress.org/reference/hooks/admin_print_footer_scripts/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_print_footer_scripts/#uses) | Source: [wp-admin/admin-footer.php:95](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/admin-footer.php#L95-L95) * hook[admin_print_footer_scripts-{$hook_suffix}](https://developer.wordpress.org/reference/hooks/admin_print_footer_scripts-hook_suffix/) * Prints scripts and data queued for the footer. * Used by [1 function](https://developer.wordpress.org/reference/hooks/admin_print_footer_scripts-hook_suffix/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_print_footer_scripts-hook_suffix/#uses) | Source: [wp-admin/admin-footer.php:88](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/admin-footer.php#L88-L88) * hook[admin_print_scripts](https://developer.wordpress.org/reference/hooks/admin_print_scripts/) * Fires when scripts are printed for all admin pages. * Used by [3 functions](https://developer.wordpress.org/reference/hooks/admin_print_scripts/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_print_scripts/#uses) | Source: [wp-admin/admin-header.php:151](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/admin-header.php#L151-L151) * hook[admin_print_scripts-media-upload-popup](https://developer.wordpress.org/reference/hooks/admin_print_scripts-media-upload-popup/) * Fires when admin scripts enqueued for the legacy (pre-3.5.0) media upload popup are printed. * Used by [1 function](https://developer.wordpress.org/reference/hooks/admin_print_scripts-media-upload-popup/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_print_scripts-media-upload-popup/#uses) | Source: [wp-admin/includes/media.php:594](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/includes/media.php#L594-L594) * hook[admin_print_scripts-{$hook_suffix}](https://developer.wordpress.org/reference/hooks/admin_print_scripts-hook_suffix/) * Fires when scripts are printed for a specific admin page based on $hook_suffix. * Used by [1 function](https://developer.wordpress.org/reference/hooks/admin_print_scripts-hook_suffix/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_print_scripts-hook_suffix/#uses) | Source: [wp-admin/admin-header.php:144](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/admin-header.php#L144-L144) * hook[admin_print_styles](https://developer.wordpress.org/reference/hooks/admin_print_styles/) * Fires when styles are printed for all admin pages. * Used by [3 functions](https://developer.wordpress.org/reference/hooks/admin_print_styles/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_print_styles/#uses) | Source: [wp-admin/admin-header.php:137](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/admin-header.php#L137-L137) * hook[admin_print_styles-media-upload-popup](https://developer.wordpress.org/reference/hooks/admin_print_styles-media-upload-popup/) * Fires when admin styles enqueued for the legacy (pre-3.5.0) media upload popup are printed. * Used by [1 function](https://developer.wordpress.org/reference/hooks/admin_print_styles-media-upload-popup/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_print_styles-media-upload-popup/#uses) | Source: [wp-admin/includes/media.php:584](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/includes/media.php#L584-L584) * hook[admin_print_styles-{$hook_suffix}](https://developer.wordpress.org/reference/hooks/admin_print_styles-hook_suffix/) * Fires when styles are printed for a specific admin page based on $hook_suffix. * Used by [1 function](https://developer.wordpress.org/reference/hooks/admin_print_styles-hook_suffix/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_print_styles-hook_suffix/#uses) | Source: [wp-admin/admin-header.php:130](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/admin-header.php#L130-L130) * hook[admin_referrer_policy](https://developer.wordpress.org/reference/hooks/admin_referrer_policy/) * Filters the admin referrer policy header value. * Used by [1 function](https://developer.wordpress.org/reference/hooks/admin_referrer_policy/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_referrer_policy/#uses) | Source: [wp-includes/functions.php:7218](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/functions.php#L7218-L7218) * hook[admin_title](https://developer.wordpress.org/reference/hooks/admin_title/) * Filters the title tag content for an admin page. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/admin_title/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_title/#uses) | Source: [wp-admin/admin-header.php:89](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/admin-header.php#L89-L89) * hook[admin_url](https://developer.wordpress.org/reference/hooks/admin_url/) * Filters the admin area URL. * Used by [1 function](https://developer.wordpress.org/reference/hooks/admin_url/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_url/#uses) | Source: [wp-includes/link-template.php:3608](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/link-template.php#L3608-L3608) * hook[admin_viewport_meta](https://developer.wordpress.org/reference/hooks/admin_viewport_meta/) * Filters the viewport meta in the admin. * Used by [1 function](https://developer.wordpress.org/reference/hooks/admin_viewport_meta/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_viewport_meta/#uses) | Source: [wp-admin/includes/misc.php:1105](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/includes/misc.php#L1105-L1105) * hook[admin_xml_ns](https://developer.wordpress.org/reference/hooks/admin_xml_ns/) * Fires inside the HTML tag in the admin header. * Used by [1 function](https://developer.wordpress.org/reference/hooks/admin_xml_ns/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/admin_xml_ns/#uses) | Source: [wp-admin/includes/template.php:2678](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/includes/template.php#L2678-L2678) * hook[after-{$taxonomy}-table](https://developer.wordpress.org/reference/hooks/after-taxonomy-table/) * Fires after the taxonomy list table. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/after-taxonomy-table/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/after-taxonomy-table/#uses) | Source: [wp-admin/edit-tags.php:679](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/edit-tags.php#L679-L679) * hook[after_core_auto_updates_settings](https://developer.wordpress.org/reference/hooks/after_core_auto_updates_settings/) * Fires after the major core auto-update settings. * Used by [1 function](https://developer.wordpress.org/reference/hooks/after_core_auto_updates_settings/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/after_core_auto_updates_settings/#uses) | Source: [wp-admin/update-core.php:454](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/update-core.php#L454-L454) * hook[after_db_upgrade](https://developer.wordpress.org/reference/hooks/after_db_upgrade/) * Fires on the next page load after a successful DB upgrade. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/after_db_upgrade/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/after_db_upgrade/#uses) | Source: [wp-admin/admin.php:49](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/admin.php#L49-L49) * hook[after_delete_post](https://developer.wordpress.org/reference/hooks/after_delete_post/) * Fires after a post is deleted, at the conclusion of wp_delete_post(). * Used by [1 function](https://developer.wordpress.org/reference/hooks/after_delete_post/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/after_delete_post/#uses) | Source: [wp-includes/post.php:3957](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/post.php#L3957-L3957) * hook[after_menu_locations_table](https://developer.wordpress.org/reference/hooks/after_menu_locations_table/) * Fires after the menu locations table is displayed. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/after_menu_locations_table/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/after_menu_locations_table/#uses) | Source: [wp-admin/nav-menus.php:941](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/nav-menus.php#L941-L941) * hook[after_mu_upgrade](https://developer.wordpress.org/reference/hooks/after_mu_upgrade/) * Fires after the Multisite DB upgrade for each site is complete. * Used by [0 functions](https://developer.wordpress.org/reference/hooks/after_mu_upgrade/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/after_mu_upgrade/#uses) | Source: [wp-admin/network/upgrade.php:114](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/network/upgrade.php#L114-L114) * hook[after_password_reset](https://developer.wordpress.org/reference/hooks/after_password_reset/) * Fires after the user’s password is reset. * Used by [1 function](https://developer.wordpress.org/reference/hooks/after_password_reset/#used-by) | Uses [0 functions](https://developer.wordpress.org/reference/hooks/after_password_reset/#uses) | Source: [wp-includes/user.php:3518](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/user.php#L3518-L3518) [Previous Page](https://developer.wordpress.org/reference/hooks/page/2/?output_format=md) [1](https://developer.wordpress.org/reference/hooks/?output_format=md) 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