How to Hide Printeers Print & Ship Admin Menus

function plt_hide_invition_print_ship_menus() {
	//Hide "Printeers".
	remove_menu_page('print-and-ship-config');
	//Hide "Printeers → Settings".
	remove_submenu_page('print-and-ship-config', 'print-and-ship-config');
	//Hide "Printeers → Create a product".
	remove_submenu_page('print-and-ship-config', 'print-and-ship-create-a-product');
	//Hide "Printeers → Product updates".
	remove_submenu_page('print-and-ship-config', 'print-and-ship-update-products');
	//Hide "Printeers → Support".
	remove_submenu_page('print-and-ship-config', 'print-and-ship-support');
	//Hide "Printeers → Tools".
	remove_submenu_page('print-and-ship-config', 'print-and-ship-tools');

	//Hide "Custom Fields".
	remove_menu_page('edit.php?post_type=acf-field-group');
	//Hide "Custom Fields → Field Groups".
	remove_submenu_page('edit.php?post_type=acf-field-group', 'edit.php?post_type=acf-field-group');
	//Hide "Custom Fields → Add New".
	remove_submenu_page('edit.php?post_type=acf-field-group', 'post-new.php?post_type=acf-field-group');
	//Hide "Custom Fields → Tools".
	remove_submenu_page('edit.php?post_type=acf-field-group', 'acf-tools');
}

add_action('admin_menu', 'plt_hide_invition_print_ship_menus', 201);
Where do I put this code?