Updates to 6.6.0

acf.php

@@ -9,14 +9,24 @@
  * Plugin Name:       Advanced Custom Fields PRO
  * Plugin URI:        https://www.advancedcustomfields.com
  * Description:       Customize WordPress with powerful, professional and intuitive fields.
- * Version:           6.5.1
+ * Version:           6.6.0
  * Author:            WP Engine
  * Author URI:        https://wpengine.com/?utm_source=wordpress.org&utm_medium=referral&utm_campaign=plugin_directory&utm_content=advanced_custom_fields
  * Update URI:        https://www.advancedcustomfields.com/pro
  * Text Domain:       acf
  * Domain Path:       /lang
  * Requires PHP:      7.4
- * Requires at least: 6.0
+ * Requires at least: 6.2
+ */
+
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
 
 if ( ! defined( 'ABSPATH' ) ) {
@@ -35,7 +45,7 @@ if ( ! class_exists( 'ACF' ) ) {
 		 *
 		 * @var string
 		 */
-		public $version = '6.5.1';
+		public $version = '6.6.0';
 
 		/**
 		 * The plugin settings array.

assets/build/js/pro/acf-pro-ui-options-page.min.js

@@ -1 +1 @@
-(()=>{var e={805:()=>{!function(e){const t=function(t){return void 0===t.element?t:t.children&&"None"===t.text?void 0:("acfOptionsPages"===t.text&&(t.text=acf.__("Options Pages")),e('<span class="acf-selection"></span>').data("element",t.element).html(acf.strEscape(t.text)))},a=function(t){if(void 0===t.element)return t;const a=e('<span class="acf-selection"></span>');return a.html(acf.strEscape(t.element.innerHTML)),"options"!==t.id&&"edit_posts"!==t.id||a.append('<span class="acf-select2-default-pill">'+acf.__("Default")+"</span>"),a.data("element",t.element),a};new acf.Model({id:"UIOptionsPageManager",wait:"ready",events:{"change .acf-options-page-parent_slug":"toggleMenuPositionDesc"},initialize:function(){"ui_options_page"===acf.get("screen")&&(acf.newSelect2(e("select.acf-options-page-parent_slug"),{field:!1,templateSelection:t,templateResult:t,dropdownCssClass:"field-type-select-results"}),acf.newSelect2(e("select.acf-options-page-capability"),{field:!1,templateSelection:a,templateResult:a}),acf.newSelect2(e("select.acf-options-page-data_storage"),{field:!1,templateSelection:a,templateResult:a}),this.toggleMenuPositionDesc())},toggleMenuPositionDesc:function(t,a){"none"===e("select.acf-options-page-parent_slug").val()?(e(".acf-menu-position-desc-child").hide(),e(".acf-menu-position-desc-parent").show()):(e(".acf-menu-position-desc-parent").hide(),e(".acf-menu-position-desc-child").show())}}),new acf.Model({id:"optionsPageModalManager",events:{"change .location-rule-value":"createOptionsPage"},createOptionsPage:function(a){const n=e(a.target);if("add_new_options_page"!==n.val())return;let o=!1;const s=function(a){o=acf.newPopup({title:a.data.title,content:a.data.content,width:"600px"}),o.$el.addClass("acf-create-options-page-popup");const n=o.$el.find("#acf_ui_options_page-page_title"),s=n.val();n.focus().val("").val(s),acf.newSelect2(e("#acf_ui_options_page-parent_slug"),{field:!1,templateSelection:t,templateResult:t,dropdownCssClass:"field-type-select-results"}),o.on("submit","form",c)},c=function(t){t.preventDefault(),acf.validateForm({form:e("#acf-create-options-page-form"),success:i,failure:l})},i=function(){const t=e("#acf-create-options-page-form").serializeArray(),a={action:"acf/create_options_page"};t.forEach(e=>{a[e.name]=e.value}),e.ajax({url:acf.get("ajaxurl"),data:acf.prepareForAjax(a),type:"post",dataType:"json",success:p})},l=function(t){const a=e("#acf-create-options-page-form"),n=a.find(".acf-field .acf-error-message");a.find(".acf-notice").first().remove(),n.each(function(){const t=e(this).closest(".acf-field").find(".acf-label:first");e(this).attr("class","acf-options-page-modal-error").appendTo(t)})},p=function(e){e.success&&e.data.menu_slug?(n.prepend('<option value="'+e.data.menu_slug+'">'+e.data.page_title+"</option>"),n.val(e.data.menu_slug),o.close()):!e.success&&e.data.error&&alert(e.data.error)};!function(){const t=e(".acf-headerbar-title-field").val(),a={action:"acf/create_options_page",acf_parent_page_choices:this.acf.data.optionPageParentOptions?this.acf.data.optionPageParentOptions:[]};t.length&&(a.field_group_title=t),e.ajax({url:acf.get("ajaxurl"),data:acf.prepareForAjax(a),type:"post",dataType:"json",success:s})}()}})}(jQuery)}},t={};function a(n){var o=t[n];if(void 0!==o)return o.exports;var s=t[n]={exports:{}};return e[n](s,s.exports,a),s.exports}a.n=e=>{var t=e&&e.__esModule?()=>e.default:()=>e;return a.d(t,{a:t}),t},a.d=(e,t)=>{for(var n in t)a.o(t,n)&&!a.o(e,n)&&Object.defineProperty(e,n,{enumerable:!0,get:t[n]})},a.o=(e,t)=>Object.prototype.hasOwnProperty.call(e,t),(()=>{"use strict";a(805)})()})();
+(()=>{var e={805:()=>{!function(e){const t=function(t){return void 0===t.element?t:t.children&&"None"===t.text?void 0:("acfOptionsPages"===t.text&&(t.text=acf.__("Options Pages")),e('<span class="acf-selection"></span>').data("element",t.element).html(acf.strEscape(t.text)))},a=function(t){if(void 0===t.element)return t;const a=e('<span class="acf-selection"></span>');return a.html(acf.strEscape(t.element.innerHTML)),"options"!==t.id&&"edit_posts"!==t.id||a.append('<span class="acf-select2-default-pill">'+acf.__("Default")+"</span>"),a.data("element",t.element),a};new acf.Model({id:"UIOptionsPageManager",wait:"ready",events:{"change .acf-options-page-parent_slug":"toggleMenuPositionDesc"},initialize:function(){"ui_options_page"===acf.get("screen")&&(acf.newSelect2(e("select.acf-options-page-parent_slug"),{field:!1,templateSelection:t,templateResult:t,dropdownCssClass:"field-type-select-results"}),acf.newSelect2(e("select.acf-options-page-capability"),{field:!1,templateSelection:a,templateResult:a}),acf.newSelect2(e("select.acf-options-page-data_storage"),{field:!1,templateSelection:a,templateResult:a}),this.toggleMenuPositionDesc())},toggleMenuPositionDesc:function(t,a){"none"===e("select.acf-options-page-parent_slug").val()?(e(".acf-menu-position-desc-child").hide(),e(".acf-menu-position-desc-parent").show()):(e(".acf-menu-position-desc-parent").hide(),e(".acf-menu-position-desc-child").show())}}),new acf.Model({id:"optionsPageModalManager",events:{"change .location-rule-value":"createOptionsPage"},createOptionsPage:function(a){const n=e(a.target);if("add_new_options_page"!==n.val())return;let o=!1;const s=function(a){o=acf.newPopup({title:a.data.title,content:a.data.content,width:"600px"}),o.$el.addClass("acf-create-options-page-popup");const n=o.$el.find("#acf_ui_options_page-page_title"),s=n.val();n.trigger("focus").val("").val(s),acf.newSelect2(e("#acf_ui_options_page-parent_slug"),{field:!1,templateSelection:t,templateResult:t,dropdownCssClass:"field-type-select-results"}),o.on("submit","form",c)},c=function(t){t.preventDefault(),acf.validateForm({form:e("#acf-create-options-page-form"),success:i,failure:l})},i=function(){const t=e("#acf-create-options-page-form").serializeArray(),a={action:"acf/create_options_page"};t.forEach(e=>{a[e.name]=e.value}),e.ajax({url:acf.get("ajaxurl"),data:acf.prepareForAjax(a),type:"post",dataType:"json",success:p})},l=function(t){const a=e("#acf-create-options-page-form"),n=a.find(".acf-field .acf-error-message");a.find(".acf-notice").first().remove(),n.each(function(){const t=e(this).closest(".acf-field").find(".acf-label:first");e(this).attr("class","acf-options-page-modal-error").appendTo(t)})},p=function(e){e.success&&e.data.menu_slug?(n.prepend('<option value="'+e.data.menu_slug+'">'+e.data.page_title+"</option>"),n.val(e.data.menu_slug),o.close()):!e.success&&e.data.error&&alert(e.data.error)};!function(){const t=e(".acf-headerbar-title-field").val(),a={action:"acf/create_options_page",acf_parent_page_choices:this.acf.data.optionPageParentOptions?this.acf.data.optionPageParentOptions:[]};t.length&&(a.field_group_title=t),e.ajax({url:acf.get("ajaxurl"),data:acf.prepareForAjax(a),type:"post",dataType:"json",success:s})}()}})}(jQuery)}},t={};function a(n){var o=t[n];if(void 0!==o)return o.exports;var s=t[n]={exports:{}};return e[n](s,s.exports,a),s.exports}a.n=e=>{var t=e&&e.__esModule?()=>e.default:()=>e;return a.d(t,{a:t}),t},a.d=(e,t)=>{for(var n in t)a.o(t,n)&&!a.o(e,n)&&Object.defineProperty(e,n,{enumerable:!0,get:t[n]})},a.o=(e,t)=>Object.prototype.hasOwnProperty.call(e,t),(()=>{"use strict";a(805)})()})();

assets/images/wp-engine-horizontal-black.svg

@@ -1,6 +1,6 @@
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assets/images/wp-engine-horizontal-white.svg

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-<path d="M823.62 57.94H814.42C813.868 57.94 813.42 58.3877 813.42 58.94V149C813.42 149.552 813.868 150 814.42 150H823.62C824.173 150 824.62 149.552 824.62 149V58.94C824.62 58.3877 824.173 57.94 823.62 57.94Z" fill="white"/>
+<path d="M823.62 57.94H814.42C813.868 57.94 813.42 58.3877 813.42 58.94V149C813.42 149.552 813.868 150 814.42 150H823.62C824.172 150 824.62 149.552 824.62 149V58.94C824.62 58.3877 824.172 57.94 823.62 57.94Z" fill="white"/>
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includes/Updater/Updater.php

@@ -1,8 +1,12 @@
 <?php
 /**
- * The ACF Update Class, responsible for talking to the connect API server and injecting PRO's update data into WordPress.
- *
  * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
 
 namespace ACF;

includes/Updater/init.php

@@ -1,8 +1,12 @@
 <?php
 /**
- * Initializes ACF updater logic and logic specific to ACF direct downloads.
- *
  * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
 
 if ( ! defined( 'ABSPATH' ) ) {

includes/acf-bidirectional-functions.php

@@ -1,8 +1,12 @@
 <?php
 /**
- * General functions relating to the bidirectional feature of some fields.
- *
  * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
 
 /**

includes/acf-field-functions.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 // Register store.
 acf_register_store( 'fields' )->prop( 'multisite', true );
@@ -828,7 +837,12 @@ function acf_render_field_label( $field ) {
 
 	// Output label.
 	if ( $label ) {
-		echo '<label' . ( $field['id'] ? ' for="' . esc_attr( $field['id'] ) . '"' : '' ) . '>' . acf_esc_html( $label ) . '</label>';
+		// For multi-choice fields (radio, checkbox, taxonomy, button_group), don't use 'for' attribute but add ID for aria-labelledby
+		if ( in_array( $field['type'], array( 'radio', 'checkbox', 'taxonomy', 'button_group' ), true ) && $field['id'] ) {
+			echo '<label id="' . esc_attr( $field['id'] ) . '-label">' . acf_esc_html( $label ) . '</label>';
+		} else {
+			echo '<label' . ( $field['id'] ? ' for="' . esc_attr( $field['id'] ) . '"' : '' ) . '>' . acf_esc_html( $label ) . '</label>';
+		}
 	}
 }
 

includes/acf-field-group-functions.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 /**
  * acf_get_field_group
@@ -541,3 +550,30 @@ function acf_field_group_has_location_type( int $post_id, string $location ) {
 
 	return false;
 }
+
+/**
+ * Retrieves the field group title, or display title if set.
+ *
+ * @since 6.6
+ *
+ * @param array|integer $field_group The field group array or ID.
+ * @return string The field group title.
+ */
+function acf_get_field_group_title( $field_group ): string {
+	if ( is_numeric( $field_group ) ) {
+		$field_group = acf_get_field_group( $field_group );
+	}
+
+	$title = '';
+	if ( ! empty( $field_group['title'] ) && is_string( $field_group['title'] ) ) {
+		$title = $field_group['title'];
+	}
+
+	// Override with the Display Title if set.
+	if ( ! empty( $field_group['display_title'] ) && is_string( $field_group['display_title'] ) ) {
+		$title = $field_group['display_title'];
+	}
+
+	// Filter and return.
+	return apply_filters( 'acf/get_field_group_title', esc_html( $title ), $field_group );
+}

includes/acf-form-functions.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 // Register store for form data.
 acf_register_store( 'form' );

includes/acf-helper-functions.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 /**
  * Returns true if the value provided is considered "empty". Allows numbers such as 0.

includes/acf-hook-functions.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 // Register store.
 acf_register_store( 'hook-variations' );

includes/acf-input-functions.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 /**
  * acf_filter_attrs
@@ -333,7 +342,27 @@ function acf_get_checkbox_input( $attrs = array() ) {
 
 	// Render.
 	$checked = isset( $attrs['checked'] );
-	return '<label' . ( $checked ? ' class="selected"' : '' ) . '><input ' . acf_esc_attrs( $attrs ) . '/> ' . acf_esc_html( $label ) . '</label>';
+
+	// Build label attributes array for accessibility and consistency.
+	$label_attrs = array();
+	if ( $checked ) {
+		$label_attrs['class'] = 'selected';
+	}
+
+	if ( ! empty( $attrs['button_group'] ) ) {
+		unset( $attrs['button_group'] );
+		// If tabindex is provided, use it for the label; otherwise, use checked-based default.
+		if ( isset( $attrs['tabindex'] ) ) {
+			$label_attrs['tabindex'] = (string) $attrs['tabindex'];
+			unset( $attrs['tabindex'] );
+		} else {
+			$label_attrs['tabindex'] = $checked ? '0' : '-1';
+		}
+		$label_attrs['role']         = 'radio';
+		$label_attrs['aria-checked'] = $checked ? 'true' : 'false';
+	}
+
+	return '<label' . ( acf_esc_attrs( $label_attrs ) ? ' ' . acf_esc_attrs( $label_attrs ) : '' ) . '><input ' . acf_esc_attrs( $attrs ) . '/> ' . acf_esc_html( $label ) . '</label>';
 }
 
 /**

includes/acf-internal-post-type-functions.php

@@ -1,15 +1,19 @@
 <?php
 /**
- * Generic functions for accessing ACF objects stored as WordPress post types which aren't handled by type specific functions.
- *
  * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
 
 /**
  * Gets an instance of an ACF_Internal_Post_Type.
  *
  * @param string $post_type The ACF internal post type to get the instance for.
- * @return ACF_Internal_Post_Type|bool The internal post type class instance, or false on failure.
+ * @return ACF_Internal_Post_Type|boolean The internal post type class instance, or false on failure.
  */
 function acf_get_internal_post_type_instance( $post_type = 'acf-field-group' ) {
 	$store = acf_get_store( 'internal-post-types' );

includes/acf-meta-functions.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 /**
  * Returns an array of "ACF only" meta for the given post_id.

includes/acf-post-functions.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 /**
  * Returns available templates for each post type.

includes/acf-post-type-functions.php

@@ -1,8 +1,12 @@
 <?php
 /**
- * Functions for ACF post type objects.
- *
  * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
 
 /**

includes/acf-taxonomy-functions.php

@@ -1,8 +1,12 @@
 <?php
 /**
- * Functions for ACF taxonomy objects.
- *
  * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
 
 /**

includes/acf-user-functions.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 /**
  * acf_get_users

includes/acf-utility-functions.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 // Globals.
 global $acf_stores, $acf_instances;

includes/acf-value-functions.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 // Register store.
 acf_register_store( 'values' )->prop( 'multisite', true );

includes/acf-wp-functions.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 /**
  * Returns a WordPress object type.

includes/admin/admin-internal-post-type-list.php

@@ -1,12 +1,12 @@
 <?php
 /**
- * ACF Internal Post Type List class
- *
- * Base class to add functionality to ACF internal post type list pages.
- *
  * @package ACF
- * @subpackage Admin
+ * @author  WP Engine
- * @since 6.1
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
 
 if ( ! defined( 'ABSPATH' ) ) {

includes/admin/admin-internal-post-type.php

@@ -1,12 +1,12 @@
 <?php
 /**
- * ACF Internal Post Type class
- *
- * Base class to add functionality to ACF internal post types.
- *
  * @package ACF
- * @subpackage Admin
+ * @author  WP Engine
- * @since 6.1
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
 
 if ( ! defined( 'ABSPATH' ) ) {

includes/admin/admin-notices.php

@@ -1,11 +1,12 @@
 <?php
 /**
- * ACF Admin Notices
+ * @package ACF
+ * @author  WP Engine
  *
- * Functions and classes to manage admin notices.
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
- *
+ * "ACF" is a trademark of WP Engine.
- * @date    10/1/19
+ * Licensed under the GNU General Public License v2 or later.
- * @since   5.7.10
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
 
 // Exit if accessed directly.

includes/admin/admin-options-pages-preview.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit;

includes/admin/admin-tools.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly

includes/admin/admin-upgrade.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly

includes/admin/admin.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly

includes/admin/post-types/admin-field-group.php

@@ -1,11 +1,12 @@
 <?php
 /**
- * ACF Admin Field Group Class
+ * @package ACF
+ * @author  WP Engine
  *
- * @class       acf_admin_field_group
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
- *
+ * "ACF" is a trademark of WP Engine.
- * @package     ACF
+ * Licensed under the GNU General Public License v2 or later.
- * @subpackage  Admin
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
 
 if ( ! class_exists( 'acf_admin_field_group' ) ) :

includes/admin/post-types/admin-field-groups.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly

includes/admin/post-types/admin-post-type.php

@@ -1,11 +1,12 @@
 <?php
 /**
- * ACF Admin Post Type Class
+ * @package ACF
+ * @author  WP Engine
  *
- * @class ACF_Admin_Post_Type
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
- *
+ * "ACF" is a trademark of WP Engine.
- * @package    ACF
+ * Licensed under the GNU General Public License v2 or later.
- * @subpackage Admin
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
 
 if ( ! class_exists( 'ACF_Admin_Post_Type' ) ) :

includes/admin/post-types/admin-post-types.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly.

includes/admin/post-types/admin-taxonomies.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly.

includes/admin/post-types/admin-taxonomy.php

@@ -1,11 +1,12 @@
 <?php
 /**
- * ACF Admin Taxonomy Class
+ * @package ACF
+ * @author  WP Engine
  *
- * @class       ACF_Admin_Taxonomiy
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
- *
+ * "ACF" is a trademark of WP Engine.
- * @package     ACF
+ * Licensed under the GNU General Public License v2 or later.
- * @subpackage  Admin
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
 
 if ( ! class_exists( 'ACF_Admin_Taxonomy' ) ) :

includes/admin/tools/class-acf-admin-tool-export.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly

includes/admin/tools/class-acf-admin-tool-import.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly

includes/admin/tools/class-acf-admin-tool.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly

includes/admin/views/acf-field-group/conditional-logic.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 // vars
 $disabled = false;

includes/admin/views/acf-field-group/field.php

@@ -1,4 +1,14 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
+
 //phpcs:disable WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedVariableFound -- included template file.
 
 // Define input name prefix using unique identifier.

includes/admin/views/acf-field-group/fields.php

@@ -1,4 +1,14 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
+
 //phpcs:disable WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedVariableFound -- template include file
 $field_groups     = acf_get_field_groups();
 $num_field_groups = 0;

includes/admin/views/acf-field-group/list-empty.php

@@ -1,11 +1,15 @@
 <?php
 /**
- * The empty list state for an ACF field group
- *
  * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
-
+?>
-?><script>document.body.classList.add('acf-no-field-groups');</script>
+<script>document.body.classList.add('acf-no-field-groups');</script>
 <div class="acf-no-field-groups-wrapper">
 	<div class="acf-no-field-groups-inner">
 		<img src="<?php echo esc_url( acf_get_url( 'assets/images/empty-group.svg' ) ); ?>" />

includes/admin/views/acf-field-group/location-group.php

@@ -1,3 +1,14 @@
+<?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
+?>
 <div class="rule-group" data-id="<?php echo esc_attr( $group_id ); ?>">
 
 	<h4><?php echo ( $group_id == 'group_0' ) ? esc_html__( 'Show this field group if', 'acf' ) : esc_html__( 'or', 'acf' ); ?></h4>

includes/admin/views/acf-field-group/location-rule.php

@@ -1,8 +1,16 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 // vars
 $prefix = 'acf_field_group[location][' . $rule['group'] . '][' . $rule['id'] . ']';
-
 ?>
 <tr data-id="<?php echo esc_attr( $rule['id'] ); ?>">
 	<td class="param">

includes/admin/views/acf-field-group/locations.php

@@ -1,8 +1,16 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 // global
 global $field_group;
-
 ?>
 <div class="acf-field">
 	<div class="acf-label">

includes/admin/views/acf-field-group/options.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 // global
 global $field_group;
@@ -72,6 +81,8 @@ foreach ( acf_get_combined_field_group_settings_tabs() as $tab_key => $tab_label
 		case 'location_rules':
 			echo '<div class="field-group-locations field-group-settings-tab">';
 				acf_get_view( 'acf-field-group/locations' );
+
+				do_action( 'acf/field_group/render_additional_location_settings', $field_group );
 			echo '</div>';
 			break;
 		case 'presentation':
@@ -164,6 +175,8 @@ foreach ( acf_get_combined_field_group_settings_tabs() as $tab_key => $tab_label
 				'field'
 			);
 
+			do_action( 'acf/field_group/render_additional_presentation_settings', $field_group );
+
 			echo '</div>';
 			echo '<div class="field-group-setting-split">';
 
@@ -221,8 +234,6 @@ foreach ( acf_get_combined_field_group_settings_tabs() as $tab_key => $tab_label
 					'prefix'       => 'acf_field_group',
 					'value'        => $field_group['active'],
 					'ui'           => 1,
-				// 'ui_on_text'  => __('Active', 'acf'),
-				// 'ui_off_text' => __('Inactive', 'acf'),
 				)
 			);
 
@@ -237,8 +248,6 @@ foreach ( acf_get_combined_field_group_settings_tabs() as $tab_key => $tab_label
 						'prefix'       => 'acf_field_group',
 						'value'        => $field_group['show_in_rest'],
 						'ui'           => 1,
-					// 'ui_on_text'  => __('Active', 'acf'),
-					// 'ui_off_text' => __('Inactive', 'acf'),
 					)
 				);
 			}
@@ -257,6 +266,21 @@ foreach ( acf_get_combined_field_group_settings_tabs() as $tab_key => $tab_label
 				'field'
 			);
 
+			acf_render_field_wrap(
+				array(
+					'label'        => __( 'Display Title', 'acf' ),
+					'instructions' => __( 'Title shown on the edit screen for the field group meta box to use instead of the field group title', 'acf' ),
+					'type'         => 'text',
+					'name'         => 'display_title',
+					'prefix'       => 'acf_field_group',
+					'value'        => $field_group['display_title'],
+				),
+				'div',
+				'field'
+			);
+
+			do_action( 'acf/field_group/render_additional_group_settings', $field_group );
+
 			/* translators: 1: Post creation date 2: Post creation time */
 			$acf_created_on = sprintf( __( 'Created on %1$s at %2$s', 'acf' ), get_the_date(), get_the_time() );
 			?>

includes/admin/views/acf-field-group/pro-features.php

@@ -1,4 +1,14 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
+
 $acf_field_group_pro_features_title = __( 'Unlock Advanced Features and Build Even More with ACF PRO', 'acf' );
 $acf_learn_more_text                = __( 'Learn More', 'acf' );
 $acf_learn_more_link                = acf_add_url_utm_tags( 'https://www.advancedcustomfields.com/pro/', 'ACF upgrade', 'metabox' );

includes/admin/views/acf-post-type/advanced-settings.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 global $acf_post_type;
 

includes/admin/views/acf-post-type/basic-settings.php

@@ -1,4 +1,14 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
+
 global $acf_post_type;
 
 $acf_duplicate_post_type = acf_get_post_type_from_request_args( 'acfduplicate' );

includes/admin/views/acf-post-type/list-empty.php

@@ -1,11 +1,15 @@
 <?php
 /**
- * The empty list state for an ACF post type.
- *
  * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
-
+?>
-?><script>document.body.classList.add('acf-no-post-types');</script>
+<script>document.body.classList.add('acf-no-post-types');</script>
 <div class="acf-no-post-types-wrapper">
 	<div class="acf-no-post-types-inner">
 		<img src="<?php echo esc_url( acf_get_url( 'assets/images/empty-post-types.svg' ) ); ?>" />

includes/admin/views/acf-taxonomy/advanced-settings.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 global $acf_taxonomy;
 

includes/admin/views/acf-taxonomy/basic-settings.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 global $acf_taxonomy;
 

includes/admin/views/acf-taxonomy/list-empty.php

@@ -1,10 +1,13 @@
 <?php
 /**
- * The empty list state for an ACF taxonomy.
- *
  * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
-
 ?>
 <script>document.body.classList.add('acf-no-taxonomies');</script>
 <div class="acf-no-taxonomies-wrapper">

includes/admin/views/browse-fields-modal.php

@@ -1,4 +1,14 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
+
 //phpcs:disable WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedVariableFound -- included template file.
 
 $browse_fields_tabs = array( 'popular' => __( 'Popular', 'acf' ) );

includes/admin/views/escaped-html-notice.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 $acf_plugin_name      = acf_is_pro() ? 'ACF PRO' : 'ACF';
 $acf_plugin_name      = '<strong>' . $acf_plugin_name . ' &mdash;</strong>';

includes/admin/views/global/form-top.php

@@ -1,4 +1,14 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
+
 global $title, $post_new_file, $post_type_object, $post;
 $acf_title_placeholder = apply_filters( 'enter_title_here', __( 'Add title' ), $post );
 $acf_title             = $post->post_title;

includes/admin/views/global/header.php

@@ -1,4 +1,14 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
+
 //phpcs:disable WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedVariableFound -- included template file.
 
 global $post_type, $post_type_object, $acf_page_title;

includes/admin/views/global/navigation.php

@@ -1,4 +1,14 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
+
 //phpcs:disable WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedVariableFound -- included template file.
 /**
  * The template for displaying admin navigation.

includes/admin/views/options-page-preview.php

@@ -1,4 +1,14 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
+
 $acf_learn_more_link = acf_add_url_utm_tags( 'https://www.advancedcustomfields.com/pro/', 'ACF upgrade', 'no-options-pages' );
 $acf_upgrade_button  = acf_add_url_utm_tags( 'https://www.advancedcustomfields.com/pro/', 'ACF upgrade', 'no-options-pages-pricing', 'pricing-table' );
 

includes/admin/views/tools/tools.php

@@ -1,8 +1,12 @@
 <?php
 /**
- * View to output admin tools for both archive and single
- *
  * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
 
 $class = $active ? 'single' : 'grid';

includes/admin/views/upgrade/network.php

@@ -1,12 +1,13 @@
 <?php
 /**
- * Network Admin Database Upgrade
- *
- * Shows the databse upgrade process.
- *
  * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
-
 ?>
 <style type="text/css">
 	
@@ -73,8 +74,16 @@
 				</td>
 				<td>
 				<?php if ( acf_has_upgrade() ) : ?>
-					<?php // translators: %1 current db version, %2 available db version ?>
+					<span class="response">
-					<span class="response"><?php echo esc_html( printf( __( 'Site requires database upgrade from %1$s to %2$s', 'acf' ), acf_get_db_version(), ACF_VERSION ) ); ?></span>
+						<?php
+						printf(
+							/* translators: %1$s current db version, %2$s available db version */
+							esc_html__( 'Site requires database upgrade from %1$s to %2$s', 'acf' ),
+							esc_html( acf_get_db_version() ),
+							esc_html( ACF_VERSION )
+						);
+						?>
+					</span>
 				<?php else : ?>
 					<?php esc_html_e( 'Site is up to date', 'acf' ); ?>
 				<?php endif; ?>

includes/admin/views/upgrade/notice.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 // calculate add-ons (non pro only)
 $plugins = array();
@@ -19,7 +28,7 @@ if ( ! acf_get_setting( 'pro' ) ) {
 }
 
 ?>
-<div id="acf-upgrade-notice" class="notice">
+<div id="acf-upgrade-notice" class="notice notice-warning">
 	<div class="notice-container">
 		<div class="col-content">
 			<img src="<?php echo esc_url( acf_get_url( 'assets/images/acf-logo.svg' ) ); ?>" />
@@ -33,7 +42,7 @@ if ( ! acf_get_setting( 'pro' ) ) {
 			<?php endif; ?>
 		</div>
 		<div class="col-actions">
-			<a id="acf-upgrade-button" href="<?php echo esc_url( $button_url ); ?>" class="acf-btn"><?php echo esc_html( $button_text ); ?></a>
+			<a id="acf-upgrade-button" href="<?php echo esc_url( $button_url ); ?>" class="button-primary"><?php echo esc_html( $button_text ); ?></a>
 		</div>
 		
 	</div>

includes/admin/views/upgrade/upgrade.php

@@ -1,12 +1,13 @@
 <?php
 /**
- * Admin Database Upgrade
- *
- * Shows the databse upgrade process.
- *
  * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
-
 ?>
 <style type="text/css">
 	

includes/ajax/class-acf-ajax-check-screen.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly
@@ -53,7 +62,7 @@ if ( ! class_exists( 'ACF_Ajax_Check_Screen' ) ) :
 					$item = array(
 						'id'       => esc_attr( 'acf-' . $field_group['key'] ),
 						'key'      => esc_attr( $field_group['key'] ),
-						'title'    => esc_html( $field_group['title'] ),
+						'title'    => acf_esc_html( acf_get_field_group_title( $field_group ) ),
 						'position' => esc_attr( $field_group['position'] ),
 						'classes'  => postbox_classes( 'acf-' . $field_group['key'], $args['screen'] ),
 						'style'    => esc_attr( $field_group['style'] ),

includes/ajax/class-acf-ajax-local-json-diff.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly

includes/ajax/class-acf-ajax-query-users.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly

includes/ajax/class-acf-ajax-query.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly

includes/ajax/class-acf-ajax-upgrade.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly

includes/ajax/class-acf-ajax-user-setting.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly

includes/ajax/class-acf-ajax.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly

includes/api/api-helpers.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 /**
  * This function will return true for a non empty array

includes/api/api-template.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 /**
  * This function will return a custom field value for a specific field name/key + post_id.

includes/api/api-term.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 /**
  * Returns an array of taxonomy names.

includes/assets.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly

includes/class-acf-data.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly.

includes/class-acf-internal-post-type.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly.
@@ -165,7 +174,7 @@ if ( ! class_exists( 'ACF_Internal_Post_Type' ) ) {
 		 * @since 6.1
 		 *
 		 * @param integer|string $id The post ID, key, or name.
-		 * @return WP_Post|bool The post object, or false on failure.
+		 * @return WP_Post|boolean The post object, or false on failure.
 		 */
 		public function get_post_object( $id = 0 ) {
 			if ( is_numeric( $id ) ) {

includes/compatibility.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly

includes/deprecated.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 // Register deprecated filters ( $deprecated, $version, $replacement ).
 acf_add_deprecated_filter( 'acf/settings/export_textdomain', '5.3.3', 'acf/settings/l10n_textdomain' );

includes/fields.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! defined( 'ABSPATH' ) ) {
 	exit; // Exit if accessed directly

includes/fields/class-acf-field-accordion.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! class_exists( 'acf_field__accordion' ) ) :
 

includes/fields/class-acf-field-button-group.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! class_exists( 'acf_field_button_group' ) ) :
 
@@ -66,27 +75,45 @@ if ( ! class_exists( 'acf_field_button_group' ) ) :
 
 				// append
 				$buttons[] = array(
-					'name'    => $field['name'],
+					'name'         => $field['name'],
-					'value'   => $_value,
+					'value'        => $_value,
-					'label'   => $_label,
+					'label'        => $_label,
-					'checked' => $checked,
+					'checked'      => $checked,
+					'button_group' => true,
 				);
 			}
 
+
 			// maybe select initial value
 			if ( ! $field['allow_null'] && $selected === null ) {
 				$buttons[0]['checked'] = true;
 			}
 
-			// div
+			// Ensure roving tabindex when allow_null is enabled and no selection yet.
-			$div = array( 'class' => 'acf-button-group' );
+			if ( $field['allow_null'] && $selected === null && ! empty( $buttons ) ) {
+				$buttons[0]['tabindex'] = '0';
+			}
 
-			if ( $field['layout'] == 'vertical' ) {
+			// div
-				$div['class'] .= ' -vertical'; }
+			$div = array(
+				'class' => 'acf-button-group',
+				'role'  => 'radiogroup',
+			);
+
+			// Add aria-labelledby if field has an ID for proper screen reader announcement
+			if ( ! empty( $field['id'] ) ) {
+				$div['aria-labelledby'] = $field['id'] . '-label';
+			}
+
+			if ( 'vertical' === $field['layout'] ) {
+				$div['class'] .= ' -vertical';
+			}
 			if ( $field['class'] ) {
-				$div['class'] .= ' ' . $field['class']; }
+				$div['class'] .= ' ' . $field['class'];
+			}
 			if ( $field['allow_null'] ) {
-				$div['data-allow_null'] = 1; }
+				$div['data-allow_null'] = 1;
+			}
 
 			// hdden input
 			$html .= acf_get_hidden_input( array( 'name' => $field['name'] ) );

includes/fields/class-acf-field-checkbox.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! class_exists( 'acf_field_checkbox' ) ) :
 
@@ -79,8 +88,14 @@ if ( ! class_exists( 'acf_field_checkbox' ) ) :
 			$li = '';
 			$ul = array(
 				'class' => 'acf-checkbox-list',
+				'role'  => 'group',
 			);
 
+			// Add aria-labelledby if field has an ID for proper screen reader announcement
+			if ( ! empty( $field['id'] ) ) {
+				$ul['aria-labelledby'] = $field['id'] . '-label';
+			}
+
 			// append to class
 			$ul['class'] .= ' ' . ( $field['layout'] == 'horizontal' ? 'acf-hl' : 'acf-bl' );
 			$ul['class'] .= ' ' . $field['class'];

includes/fields/class-acf-field-color_picker.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! class_exists( 'acf_field_color_picker' ) ) :
 
@@ -25,9 +34,12 @@ if ( ! class_exists( 'acf_field_color_picker' ) ) :
 			$this->preview_image = acf_get_url() . '/assets/images/field-type-previews/field-preview-color-picker.png';
 			$this->doc_url       = acf_add_url_utm_tags( 'https://www.advancedcustomfields.com/resources/color-picker/', 'docs', 'field-type-selection' );
 			$this->defaults      = array(
-				'default_value'  => '',
+				'default_value'         => '',
-				'enable_opacity' => false,
+				'enable_opacity'        => false,
-				'return_format'  => 'string', // 'string'|'array'
+				'custom_palette_source' => '',
+				'palette_colors'        => '',
+				'show_color_wheel'      => true,
+				'return_format'         => 'string', // 'string'|'array'
 			);
 		}
 
@@ -105,7 +117,7 @@ if ( ! class_exists( 'acf_field_color_picker' ) ) :
 		 * @since   3.6
 		 * @date    23/01/13
 		 */
-		function render_field( $field ) {
+		public function render_field( $field ) {
 			$text_input                             = acf_get_sub_array( $field, array( 'id', 'class', 'name', 'value' ) );
 			$hidden_input                           = acf_get_sub_array( $field, array( 'name', 'value' ) );
 			$text_input['data-alpha-skip-debounce'] = true;
@@ -115,9 +127,54 @@ if ( ! class_exists( 'acf_field_color_picker' ) ) :
 				$text_input['data-alpha-enabled'] = true;
 			}
 
+			// Handle color palette when the theme supports theme.json.
+			if ( wp_theme_has_theme_json() ) {
+				// If the field was set to use themejson.
+				if ( $field['custom_palette_source'] === 'themejson' ) {
+					$text_input['data-acf-palette-type'] = 'custom';
+
+					// Get the palette (theme + custom).
+					$global_settings = wp_get_global_settings();
+					$palette         = $global_settings['color']['palette']['theme'] ?? array();
+
+					// Extract only the color values.
+					$color_values = array_map(
+						fn( $c ) => $c['color'] ?? null,
+						$palette
+					);
+
+					// Remove nulls (in case any entries are missing 'color')
+					$color_values = array_filter( $color_values );
+
+					$hex_string = implode( ',', $color_values );
+
+					$text_input['data-acf-palette-colors'] = $hex_string;
+				} elseif ( $field['custom_palette_source'] === 'custom' && ! empty( $field['palette_colors'] ) ) {
+					// If the field was set to use a custom palette.
+					$text_input['data-acf-palette-type']   = 'custom';
+					$text_input['data-acf-palette-colors'] = $field['palette_colors'];
+				} elseif ( $field['custom_palette_source'] === '' && ! empty( $field['palette_colors'] ) ) {
+					// This state can happen if they switched from a classic theme to a themejson theme without resaving the field.
+					$text_input['data-acf-palette-type']   = 'custom';
+					$text_input['data-acf-palette-colors'] = $field['palette_colors'];
+				} else {
+					// Fallback to use the default color palette for the iris color picker.
+					$text_input['data-acf-palette-type'] = 'default';
+				}
+			} else {
+				// Handle color palette for themes that do not support themejson.
+				if ( ! empty( $field['palette_colors'] ) ) {
+					$text_input['data-acf-palette-type']   = 'custom';
+					$text_input['data-acf-palette-colors'] = $field['palette_colors'];
+				} else {
+					// Fallback to use the default color palette for the iris color picker.
+					$text_input['data-acf-palette-type'] = 'default';
+				}
+			}
+
 			// html
 			?>
-		<div class="acf-color-picker">
+		<div class="acf-color-picker<?php echo esc_attr( ! $field['show_color_wheel'] ? ' acf-hide-color-picker-color-wheel' : '' ); ?>">
 			<?php acf_hidden_input( $hidden_input ); ?>
 			<?php acf_text_input( $text_input ); ?>
 		</div>
@@ -178,6 +235,84 @@ if ( ! class_exists( 'acf_field_color_picker' ) ) :
 			);
 		}
 
+		/**
+		 * Renders the field settings used in the "Presentation" tab.
+		 *
+		 * @since 6.0
+		 *
+		 * @param array $field The field settings array.
+		 * @return void
+		 */
+		public function render_field_presentation_settings( $field ) {
+			acf_render_field_setting(
+				$field,
+				array(
+					'label'        => __( 'Show Custom Palette', 'acf' ),
+					'instructions' => '',
+					'type'         => 'true_false',
+					'name'         => 'show_custom_palette',
+					'ui'           => 1,
+				)
+			);
+
+			$custom_palette_conditions = array(
+				'field'    => 'show_custom_palette',
+				'operator' => '==',
+				'value'    => 1,
+			);
+
+			if ( wp_theme_has_theme_json() ) {
+				acf_render_field_setting(
+					$field,
+					array(
+						'label'        => __( 'Custom Palette Source', 'acf' ),
+						'instructions' => '',
+						'type'         => 'radio',
+						'name'         => 'custom_palette_source',
+						'layout'       => 'vertical',
+						'choices'      => array(
+							'custom'  => __( 'Specify custom colors', 'acf' ),
+							'themejson' => __( 'Use colors from theme.json', 'acf' ),
+						),
+						'conditions'    => array(
+							'field'    => 'show_custom_palette',
+							'operator' => '==',
+							'value'    => 1,
+						),
+					)
+				);
+
+				$custom_palette_conditions = array(
+					'field'    => 'custom_palette_source',
+					'operator' => '==',
+					'value'    => 'custom',
+				);
+			}
+
+			acf_render_field_setting(
+				$field,
+				array(
+					'label'        => __( 'Custom Palette', 'acf' ),
+					'instructions' => __( 'Use a custom color palette by entering comma separated hex or rgba values', 'acf' ),
+					'type'         => 'text',
+					'name'         => 'palette_colors',
+					'conditions'   => $custom_palette_conditions,
+				)
+			);
+
+			acf_render_field_setting(
+				$field,
+				array(
+					'label'         => __( 'Show Color Wheel', 'acf' ),
+					'instructions'  => '',
+					'type'          => 'true_false',
+					'name'          => 'show_color_wheel',
+					'default_value' => 1,
+					'ui'            => 1,
+				)
+			);
+		}
+
 		/**
 		 * Format the value for use in templates. At this stage, the value has been loaded from the
 		 * database and is being returned by an API function such as get_field(), the_field(), etc.

includes/fields/class-acf-field-date_picker.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! class_exists( 'acf_field_date_picker' ) ) :
 

includes/fields/class-acf-field-date_time_picker.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! class_exists( 'acf_field_date_and_time_picker' ) ) :
 

includes/fields/class-acf-field-email.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! class_exists( 'acf_field_email' ) ) :
 

includes/fields/class-acf-field-file.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! class_exists( 'acf_field_file' ) ) :
 
@@ -128,7 +137,7 @@ if ( ! class_exists( 'acf_field_file' ) ) :
 				)
 			);
 			?>
-	<div class="show-if-value file-wrap">
+	<div class="show-if-value file-wrap" tabindex="0" role="button" aria-label="<?php esc_attr_e( 'Selected file. Press tab to access file options.', 'acf' ); ?>">
 		<div class="file-icon">
 			<img data-name="icon" src="<?php echo esc_url( $o['icon'] ); ?>" alt=""/>
 		</div>
@@ -147,9 +156,9 @@ if ( ! class_exists( 'acf_field_file' ) ) :
 		</div>
 		<div class="acf-actions -hover">
 			<?php if ( $uploader != 'basic' ) : ?>
-			<a class="acf-icon -pencil dark" data-name="edit" href="#" title="<?php esc_attr_e( 'Edit', 'acf' ); ?>"></a>
+			<a class="acf-icon -pencil dark" data-name="edit" href="#" title="<?php esc_attr_e( 'Edit', 'acf' ); ?>" aria-label="<?php esc_attr_e( 'Edit file', 'acf' ); ?>"></a>
 			<?php endif; ?>
-			<a class="acf-icon -cancel dark" data-name="remove" href="#" title="<?php esc_attr_e( 'Remove', 'acf' ); ?>"></a>
+			<a class="acf-icon -cancel dark" data-name="remove" href="#" title="<?php esc_attr_e( 'Remove', 'acf' ); ?>" aria-label="<?php esc_attr_e( 'Remove file', 'acf' ); ?>"></a>
 		</div>
 	</div>
 	<div class="hide-if-value">

includes/fields/class-acf-field-google-map.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! class_exists( 'acf_field_google_map' ) ) :
 	class acf_field_google_map extends acf_field {

includes/fields/class-acf-field-group.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! class_exists( 'acf_field__group' ) ) :
 	class acf_field__group extends acf_field {

includes/fields/class-acf-field-icon_picker.php

@@ -1,8 +1,12 @@
 <?php
 /**
- * This is a PHP file containing the code for the acf_field_icon_picker class.
+ * @package ACF
+ * @author  WP Engine
  *
- * @package Advanced_Custom_Fields_Pro
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
  */
 
 if ( ! class_exists( 'acf_field_icon_picker' ) ) :
@@ -333,11 +337,16 @@ if ( ! class_exists( 'acf_field_icon_picker' ) ) :
 		 * @return boolean true If the value is valid, false if not.
 		 */
 		public function validate_value( $valid, $value, $field, $input ) {
-			// If the value is empty, return true. You're allowed to save nothing.
+			// If the value is empty and it's not required, return true. You're allowed to save nothing.
 			if ( empty( $value ) && empty( $field['required'] ) ) {
 				return true;
 			}
 
+			// Validate required.
+			if ( $field['required'] && ( empty( $value ) || empty( $value['value'] ) ) ) {
+				return false;
+			}
+
 			// If the value is not an array, return $valid status.
 			if ( ! is_array( $value ) ) {
 				return $valid;

includes/fields/class-acf-field-image.php

@@ -1,4 +1,13 @@
 <?php
+/**
+ * @package ACF
+ * @author  WP Engine
+ *
+ * © 2025 Advanced Custom Fields (ACF®). All rights reserved.
+ * "ACF" is a trademark of WP Engine.
+ * Licensed under the GNU General Public License v2 or later.
+ * https://www.gnu.org/licenses/gpl-2.0.html
+ */
 
 if ( ! class_exists( 'acf_field_image' ) ) :
 
@@ -126,13 +135,13 @@ if ( ! class_exists( 'acf_field_image' ) ) :
 				)
 			);
 			?>
-	<div class="show-if-value image-wrap" style="max-width: <?php echo esc_attr( $size_w ); ?>">
+	<div class="show-if-value image-wrap" style="max-width: <?php echo esc_attr( $size_w ); ?>" tabindex="0" role="button" aria-label="<?php esc_attr_e( 'Selected image. Press tab to access image options.', 'acf' ); ?>">
 		<img <?php echo acf_esc_attrs( $img_attrs ); ?> />
 		<div class="acf-actions -hover">
 			<?php if ( $uploader !== 'basic' ) : ?>
-			<a class="acf-icon -pencil dark" data-name="edit" href="#" title="<?php esc_attr_e( 'Edit', 'acf' ); ?>"></a>
+			<a class="acf-icon -pencil dark" data-name="edit" href="#" title="<?php esc_attr_e( 'Edit', 'acf' ); ?>" aria-label="<?php esc_attr_e( 'Edit image', 'acf' ); ?>"></a>
 			<?php endif; ?>
-			<a class="acf-icon -cancel dark" data-name="remove" href="#" title="<?php esc_attr_e( 'Remove', 'acf' ); ?>"></a>
+			<a class="acf-icon -cancel dark" data-name="remove" href="#" title="<?php esc_attr_e( 'Remove', 'acf' ); ?>" aria-label="<?php esc_attr_e( 'Remove image', 'acf' ); ?>"></a>
 		</div>
 	</div>
 	<div class="hide-if-value">