The 'attachment_fields_to_edit' PHP filter in WordPress allows developers to customize the fields displayed on the media attachment edit screen. This filter can be used to add, remove, or modify fields…

Learn how to use the WordPress `admin_footer-{$GLOBALS[‘hook_suffix']}` PHP action to add custom content to specific admin pages, including examples and parameters explanation.

The `admin_head_{$content_func}` action in WordPress is a dynamic action hook that allows developers to add custom code to the head section of the WordPress admin pages.

The 'admin_post_thumbnail_html' PHP filter allows developers to customize the HTML output of the post thumbnail box in the WordPress admin panel.

The 'admin_xml_ns' PHP action hook in WordPress allows developers to add custom XML namespaces to the admin area.

The 'email_change_email' PHP filter in WordPress allows developers to modify the email address used for user notifications.

The 'media_send_to_editor' PHP filter in WordPress allows developers to modify the HTML output of media attachments when they are inserted into a post or page. This can be useful for…

The 'media_upload_mime_type_links' PHP filter in WordPress allows developers to modify the links displayed in the media library based on the file type. This can be useful for creating custom download…

The 'mu_dropdown_languages' PHP filter in WordPress allows developers to customize the language switcher dropdown menu. This filter can be used to add or remove languages, change the order of languages,…