Update

templates/moko-cassiopeia/html/com_osmembership/common/group_members.php

@@ -0,0 +1,25 @@
+<?php
+/**
+ * @package        Joomla
+ * @subpackage     Membership Pro
+ * @author         Tuan Pham Ngoc
+ * @copyright      Copyright (C) 2012 - 2025 Ossolution Team
+ * @license        GNU/GPL, see LICENSE.php
+ */
+
+defined('_JEXEC') or die;
+
+/**
+ * Layout variables
+ *
+ * @var array $rowMembers
+ */
+
+$names = [];
+
+foreach ($rowMembers as $rowMember)
+{
+	$names[] = trim($rowMember->first_name . ' ' . $rowMember->last_name);
+}
+
+echo implode("\r\n", $names);