How to Hide Locatoraid Admin Menus

function plt_hide_locatoraid_menus() {
	//Hide "Locatoraid".
	remove_menu_page('locatoraid');
	//Hide "Locatoraid → Locations".
	remove_submenu_page('locatoraid', 'admin.php?page=locatoraid&hca=locations');
	//Hide "Locatoraid → Publish".
	remove_submenu_page('locatoraid', 'admin.php?page=locatoraid&hca=publish.wordpress');
	//Hide "Locatoraid → Configuration".
	remove_submenu_page('locatoraid', 'admin.php?page=locatoraid&hca=conf');
	//Hide "Locatoraid → REST API".
	remove_submenu_page('locatoraid', 'admin.php?page=locatoraid&hca=rest');
	//Hide "Locatoraid → Search Log".
	remove_submenu_page('locatoraid', 'admin.php?page=locatoraid&hca=searchlog');
	//Hide "Locatoraid → Add-ons".
	remove_submenu_page('locatoraid', 'admin.php?page=locatoraid&hca=promo');
	//Hide "Locatoraid → Locatoraid Pro".
	remove_submenu_page('locatoraid', 'https://www.locatoraid.com/order/');
}

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

Where do I put this code?