function plt_hide_easywebsiteform_menus() {
//Hide the "Easy Website Form" menu.
remove_menu_page('ew_forms');
//Hide the "Easy Website Form → All Forms" menu.
remove_submenu_page('ew_forms', 'ew_forms');
//Hide the "Easy Website Form → API Setup" menu.
remove_submenu_page('ew_forms', 'ewfoption');
}
add_action('admin_menu', 'plt_hide_easywebsiteform_menus', 11);