diff --git a/src/admin/class-footnotes-admin.php b/src/admin/class-footnotes-admin.php
index 174c1e3..b6a62a7 100644
--- a/src/admin/class-footnotes-admin.php
+++ b/src/admin/class-footnotes-admin.php
@@ -86,7 +86,7 @@ class Footnotes_Admin {
 		 */
 		require_once plugin_dir_path( dirname( __FILE__ ) ) . 'admin/layout/class-footnotes-layout-init.php';
 
-		new Footnotes_Layout_Init();
+		new Footnotes_Layout_Init($this->plugin_name);
 	}
 
 	/**
diff --git a/src/admin/class-footnotes-wysiwyg.php b/src/admin/class-footnotes-wysiwyg.php
index 0907759..6c9d2a7 100644
--- a/src/admin/class-footnotes-wysiwyg.php
+++ b/src/admin/class-footnotes-wysiwyg.php
@@ -44,7 +44,7 @@ class Footnotes_WYSIWYG {
 	 * @return array
 	 */
 	public static function new_visual_editor_button( $p_arr_buttons ) {
-		array_push( $p_arr_buttons, Footnotes_Config::C_STR_PLUGIN_NAME );
+		array_push( $p_arr_buttons, $this->plugin_name );
 		return $p_arr_buttons;
 	}
 
@@ -68,7 +68,7 @@ class Footnotes_WYSIWYG {
 	 * @return array
 	 */
 	public static function include_scripts( $p_arr_plugins ) {
-		$p_arr_plugins[ Footnotes_Config::C_STR_PLUGIN_NAME ] = plugins_url( '/../admin/js/wysiwyg-editor' . ( ( PRODUCTION_ENV ) ? '.min' : '' ) . '.js', __FILE__ );
+		$p_arr_plugins[ $this->plugin_name ] = plugins_url( '/../admin/js/wysiwyg-editor' . ( ( PRODUCTION_ENV ) ? '.min' : '' ) . '.js', __FILE__ );
 		return $p_arr_plugins;
 	}
 
diff --git a/src/admin/layout/class-footnotes-layout-engine.php b/src/admin/layout/class-footnotes-layout-engine.php
index 07a3c59..df09682 100644
--- a/src/admin/layout/class-footnotes-layout-engine.php
+++ b/src/admin/layout/class-footnotes-layout-engine.php
@@ -23,6 +23,15 @@ require_once plugin_dir_path( dirname( __FILE__ ) ) . 'layout/class-footnotes-la
  */
 abstract class Footnotes_Layout_Engine {
 
+	/**
+	 * The ID of this plugin.
+	 *
+	 * @since    2.8.0
+	 * @access   private
+	 * @var      string    $plugin_name    The ID of this plugin.
+	 */
+	protected $plugin_name;
+
 	/**
 	 * Stores the Hook connection string for the child sub page.
 	 *
@@ -78,7 +87,7 @@ abstract class Footnotes_Layout_Engine {
 	 * @return array
 	 */
 	abstract protected function get_meta_boxes();
-
+	
 	/**
 	 * Returns an array describing a sub page section.
 	 *
@@ -91,7 +100,7 @@ abstract class Footnotes_Layout_Engine {
 	 */
 	protected function add_section( $p_str_id, $p_str_title, $p_int_settings_container_index, $p_bool_has_submit_button = true ) {
 		return array(
-			'id'        => Footnotes_Config::C_STR_PLUGIN_NAME . '-' . $p_str_id,
+			'id'        => $this->plugin_name . '-' . $p_str_id,
 			'title'     => $p_str_title,
 			'submit'    => $p_bool_has_submit_button,
 			'container' => $p_int_settings_container_index,
@@ -110,7 +119,7 @@ abstract class Footnotes_Layout_Engine {
 	 */
 	protected function add_meta_box( $p_str_section_id, $p_str_id, $p_str_title, $p_str_callback_function_name ) {
 		return array(
-			'parent'   => Footnotes_Config::C_STR_PLUGIN_NAME . '-' . $p_str_section_id,
+			'parent'   => $this->plugin_name . '-' . $p_str_section_id,
 			'id'       => $p_str_id,
 			'title'    => $p_str_title,
 			'callback' => $p_str_callback_function_name,
diff --git a/src/admin/layout/class-footnotes-layout-init.php b/src/admin/layout/class-footnotes-layout-init.php
index 3dca904..760f5ad 100644
--- a/src/admin/layout/class-footnotes-layout-init.php
+++ b/src/admin/layout/class-footnotes-layout-init.php
@@ -15,6 +15,15 @@
  */
 class Footnotes_Layout_Init {
 
+	/**
+	 * The ID of this plugin.
+	 *
+	 * @since    2.8.0
+	 * @access   private
+	 * @var      string    $plugin_name    The ID of this plugin.
+	 */
+	private $plugin_name;
+
 	/**
 	 * Slug for the Plugin main menu.
 	 *
@@ -35,11 +44,14 @@ class Footnotes_Layout_Init {
 	 * Class Constructor. Initializes all WordPress hooks for the Plugin Settings.
 	 *
 	 * @since  1.5.0
+	 * @since 2.8.0 Added `$plugin_name` parameter.
 	 */
-	public function __construct() {
+	public function __construct( $plugin_name ) {
+		$this->plugin_name = $plugin_name;
+		
 		$this->load_dependencies();
 
-		$this->settings_page = new Footnotes_Layout_Settings();
+		$this->settings_page = new Footnotes_Layout_Settings($this->plugin_name);
 
 		// Register hooks/actions.
 		add_action( 'admin_menu', array( $this, 'register_options_submenu' ) );
diff --git a/src/admin/layout/class-footnotes-layout-settings.php b/src/admin/layout/class-footnotes-layout-settings.php
index 6cc4ce3..cc03c01 100644
--- a/src/admin/layout/class-footnotes-layout-settings.php
+++ b/src/admin/layout/class-footnotes-layout-settings.php
@@ -49,6 +49,16 @@ require_once plugin_dir_path( dirname( __FILE__ ) ) . 'layout/class-footnotes-la
  * @since 1.5.0
  */
 class Footnotes_Layout_Settings extends Footnotes_Layout_Engine {
+	
+	/**
+	 * Initialize the class and set its properties.
+	 *
+	 * @since    2.8.0
+	 * @param    string $plugin_name       The name of this plugin.
+	 */
+	public function __construct( $plugin_name ) {
+		$this->plugin_name = $plugin_name;
+	}
 
 	/**
 	 * Returns a Priority index. Lower numbers have a higher Priority.
@@ -67,7 +77,7 @@ class Footnotes_Layout_Settings extends Footnotes_Layout_Engine {
 	 * @return string
 	 */
 	protected function get_sub_page_slug() {
-		return '-' . Footnotes_Config::C_STR_PLUGIN_NAME;
+		return '-' . $this->plugin_name;
 	}
 
 	/**
@@ -1160,16 +1170,16 @@ class Footnotes_Layout_Settings extends Footnotes_Layout_Engine {
 				// Localized notices are dropped to ease translators' task.
 
 				// "label-class-1" => ".footnote_plugin_tooltip_text",.
-				// "class-1" => $this->add_text(__("superscript, Footnotes index", Footnotes_Config::C_STR_PLUGIN_NAME)),.
+				// "class-1" => $this->add_text(__("superscript, Footnotes index", $this->plugin_name)),.
 
 				// "label-class-2" => ".footnote_tooltip",.
-				// "class-2" => $this->add_text(__("mouse-over box, tooltip for each superscript", Footnotes_Config::C_STR_PLUGIN_NAME)),.
+				// "class-2" => $this->add_text(__("mouse-over box, tooltip for each superscript", $this->plugin_name)),.
 
 				// "label-class-3" => ".footnote_plugin_index",.
-				// "class-3" => $this->add_text(__("1st column of the Reference Container, Footnotes index", Footnotes_Config::C_STR_PLUGIN_NAME)),.
+				// "class-3" => $this->add_text(__("1st column of the Reference Container, Footnotes index", $this->plugin_name)),.
 
 				// "label-class-4" => ".footnote_plugin_text",.
-				// "class-4" => $this->add_text(__("2nd column of the Reference Container, Footnote text", Footnotes_Config::C_STR_PLUGIN_NAME)).
+				// "class-4" => $this->add_text(__("2nd column of the Reference Container, Footnote text", $this->plugin_name)).
 				// phpcs:enable
 			)
 		);
diff --git a/src/includes/class-footnotes-config.php b/src/includes/class-footnotes-config.php
index 2440fa8..c37a1dd 100644
--- a/src/includes/class-footnotes-config.php
+++ b/src/includes/class-footnotes-config.php
@@ -15,14 +15,6 @@
  * @since 1.5.0
  */
 class Footnotes_Config {
-	/**
-	 * Internal Plugin name.
-	 *
-	 * @since 1.5.0
-	 * @var string
-	 */
-	const C_STR_PLUGIN_NAME = 'footnotes';
-
 	/**
 	 * Public Plugin name.
 	 *
diff --git a/src/public/widget/class-footnotes-widget-reference-container.php b/src/public/widget/class-footnotes-widget-reference-container.php
index f12a181..bb33473 100644
--- a/src/public/widget/class-footnotes-widget-reference-container.php
+++ b/src/public/widget/class-footnotes-widget-reference-container.php
@@ -17,6 +17,26 @@ require_once plugin_dir_path( dirname( __FILE__ ) ) . 'widget/class-footnotes-wi
  */
 class Footnotes_Widget_Reference_Container extends Footnotes_Widget_Base {
 
+	/**
+	 * The ID of this plugin.
+	 *
+	 * @since    2.8.0
+	 * @access   private
+	 * @var      string    $plugin_name    The ID of this plugin.
+	 */
+	private $plugin_name;
+	
+	/**
+	 * Initialize the class and set its properties.
+	 *
+	 * @since    2.8.0
+	 * @param    string $plugin_name       The name of this plugin.
+	 */
+	public function __construct( $plugin_name ) {
+		parent::__construct();
+		$this->plugin_name = $plugin_name;
+	}
+
 	/**
 	 * Returns an unique ID as string used for the Widget Base ID.
 	 *
@@ -34,7 +54,7 @@ class Footnotes_Widget_Reference_Container extends Footnotes_Widget_Base {
 	 * @return string
 	 */
 	protected function get_name() {
-		return Footnotes_Config::C_STR_PLUGIN_NAME;
+		return $this->plugin_name;
 	}
 
 	/**