diff --git src/wp-content/themes/twentytwenty/inc/template-tags.php src/wp-content/themes/twentytwenty/inc/template-tags.php
index 858ecc1631..e5ab3105f3 100644
--- src/wp-content/themes/twentytwenty/inc/template-tags.php
+++ src/wp-content/themes/twentytwenty/inc/template-tags.php
@@ -520,10 +520,7 @@ function twentytwenty_get_post_meta( $post_id = null, $location = 'single-top' )
  * @since Twenty Twenty 1.0
  *
  * @param string[] $css_class    An array of CSS classes to be applied to each list item.
- * @param WP_Post  $page         Page data object.
- * @param int      $depth        Depth of page, used for padding.
  * @param array    $args         An array of arguments.
- * @param int      $current_page ID of the current page.
  * @return array CSS class names.
  */
 function twentytwenty_filter_wp_list_pages_item_classes( $css_class, $page, $depth, $args, $current_page ) {
@@ -558,7 +555,6 @@ add_filter( 'page_css_class', 'twentytwenty_filter_wp_list_pages_item_classes',
  *
  * @param stdClass $args  An object of wp_nav_menu() arguments.
  * @param WP_Post  $item  Menu item data object.
- * @param int      $depth Depth of menu item. Used for padding.
  * @return stdClass An object of wp_nav_menu() arguments.
  */
 function twentytwenty_add_sub_toggles_to_main_menu( $args, $item, $depth ) {
@@ -606,7 +602,6 @@ add_filter( 'nav_menu_item_args', 'twentytwenty_add_sub_toggles_to_main_menu', 1
  *
  * @param string   $item_output The menu item's starting HTML output.
  * @param WP_Post  $item        Menu item data object.
- * @param int      $depth       Depth of the menu. Used for padding.
  * @param stdClass $args        An object of wp_nav_menu() arguments.
  * @return string The menu item output with social icon.
  */
diff --git src/wp-content/themes/twentytwentyone/classes/class-twenty-twenty-one-dark-mode.php src/wp-content/themes/twentytwentyone/classes/class-twenty-twenty-one-dark-mode.php
index 6955fc7c1b..720b3cfda2 100644
--- src/wp-content/themes/twentytwentyone/classes/class-twenty-twenty-one-dark-mode.php
+++ src/wp-content/themes/twentytwentyone/classes/class-twenty-twenty-one-dark-mode.php
@@ -235,6 +235,7 @@ class Twenty_Twenty_One_Dark_Mode {
 	 *
 	 * @since Twenty Twenty-One 1.0
 	 *
+	 * @global $current_screen
 	 * @param string $classes The admin body-classes.
 	 * @return string
 	 */
@@ -266,6 +267,7 @@ class Twenty_Twenty_One_Dark_Mode {
 	 * @since Twenty Twenty-One 1.0
 	 *
 	 * @return bool
+	 * @global $is_IE
 	 */
 	public function switch_should_render() {
 		global $is_IE;