Somehow the section to manage reactions settings went missing. I swear it was there at one time...

Author: Oldiesmann

Languages/en_US/ManageReactions.php

@@ -9,7 +9,7 @@
 $txt['reacts_save'] = 'Save reactions';
 $txt['reacts_delete'] = 'Delete selected reactions'; // This will be fixed later
 $txt['reacts_delete_confirm'] = 'Are you sure you want to delete these reactions?';
-$txt['reactions_manage'] = 'Manage Reactions';
+$txt['manage_reactions'] = 'Manage Reactions';
 $txt['admin_manage_reactions'] = 'Manage reaction settings and reactions.';
 $txt['reaction_settings_explain'] = 'Enable/disable reactions and choose who can use them';
 $txt['manage_reactions_desc'] = 'Add, remove and update available reactions.';

Sources/Actions/Admin/ACP.php

@@ -337,6 +337,20 @@ class ACP implements ActionInterface
 						],
 					],
 				],
+				'managereactions' => [
+					'label' => 'reactions',
+					'function' => __NAMESPACE__ . '\\Reactions::call',
+					'icon' => 'reactions',
+					'permission' => ['admin_forum'],
+					'subsections' => [
+						'settings' => [
+							'label' => 'reactions_settings',
+						],
+						'edit' => [
+							'label' => 'manage_reactions',
+						],
+					],
+				],
 				'smileys' => [
 					'label' => 'smileys_manage',
 					'function' => __NAMESPACE__ . '\\Smileys::call',

Sources/Actions/Admin/Reactions.php

@@ -339,7 +339,7 @@ function addrow() {
 
 		new ItemList($listOptions);
 
-		Utils::$context['page_title'] = Lang::$txt['reactions_manage'];
+		Utils::$context['page_title'] = Lang::$txt['manage_reactions'];
 		Utils::$context['sub_template'] = 'show_list';
 		Utils::$context['default_list'] = 'reactions_list';
 	}