function plt_hide_formgent_menus() {
//Hide "FormGent".
remove_menu_page('formgent-menu');
//Hide "FormGent → All Forms".
remove_submenu_page('formgent-menu', 'formgent');
//Hide "FormGent → Settings".
remove_submenu_page('formgent-menu', 'http://127.0.0.1/wp-admin/admin.php?page=formgent#/settings');
//Hide "FormGent → Go Pro".
remove_submenu_page('formgent-menu', 'https://formgent.com');
}
add_action('admin_menu', 'plt_hide_formgent_menus', 11);