Tips on Customizing WP Hardening (discontinued)

How to Hide WP Hardening Admin Menus

function plt_hide_wp_security_hardening_menus() {
	//Hide "WP Hardening".
	remove_menu_page('wphwp_harden');
	//Hide "WP Hardening → Hardening Audit".
	remove_submenu_page('wphwp_harden', 'wphwp_harden');
	//Hide "WP Hardening → Security Fixers".
	remove_submenu_page('wphwp_harden', 'wphwp_harden_fixers');
	//Hide "WP Hardening → Help".
	remove_submenu_page('wphwp_harden', 'wphwp_harden_help');
	//Hide "WP Hardening → Upgrade to Firewall".
	remove_submenu_page('wphwp_harden', 'wphwp_harden_upgrade');
}

add_action('admin_menu', 'plt_hide_wp_security_hardening_menus', 11);

Where do I put this code?

How to Hide the "WordPress Hardening Overview" Dashboard Widget

function plt_hide_wp_security_hardening_dashboard_widgets() {
	$screen = get_current_screen();
	if ( !$screen ) {
		return;
	}

	//Remove the "WordPress Hardening Overview" widget.
	remove_meta_box('custom_help_widget', 'dashboard', 'normal');
}

add_action('wp_dashboard_setup', 'plt_hide_wp_security_hardening_dashboard_widgets', 20);