function plt_hide_genie_wp_matrimony_menus() {
//Hide "Settings → Genie WP Matrimony".
remove_submenu_page('options-general.php', 'gwpma');
//Hide "Matrimony".
remove_menu_page('gpwmp');
//Hide "Matrimony → Matrimony".
remove_submenu_page('gpwmp', 'gpwmp');
//Hide "Matrimony → Admin Dashboard".
remove_submenu_page('gpwmp', 'gpwmp_admin');
}
add_action('admin_menu', 'plt_hide_genie_wp_matrimony_menus', 11);