Tips on Customizing Panorama Viewer- Best Plugin to Display Panoramic Images/Videos

How to Hide Panorama Admin Menus

function plt_hide_panorama_menus() {
	//Hide "Panorama Viewer".
	remove_menu_page('edit.php?post_type=bppiv-image-viewer');
	//Hide "Panorama Viewer → All Panoramas".
	remove_submenu_page('edit.php?post_type=bppiv-image-viewer', 'edit.php?post_type=bppiv-image-viewer');
	//Hide "Panorama Viewer → Add New".
	remove_submenu_page('edit.php?post_type=bppiv-image-viewer', 'post-new.php?post_type=bppiv-image-viewer');
	//Hide "Panorama Viewer → Demo and Help".
	remove_submenu_page('edit.php?post_type=bppiv-image-viewer', 'bppiv-support');
	//Hide "Panorama Viewer → Contact Us".
	remove_submenu_page('edit.php?post_type=bppiv-image-viewer', 'panorama-contact');
	//Hide "Panorama Viewer → Support Forum".
	remove_submenu_page('edit.php?post_type=bppiv-image-viewer', 'panorama-wp-support-forum');
	//Hide "Panorama Viewer → Upgrade".
	remove_submenu_page('edit.php?post_type=bppiv-image-viewer', 'panorama-pricing');
}

add_action('admin_menu', 'plt_hide_panorama_menus', 1000000000);

Where do I put this code?

How to Hide the "Panorama Settings" Meta Box

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

	//Hide the "Panorama Settings" meta box.
	remove_meta_box('_bppivimages_', $screen->id, 'advanced');
}

add_action('add_meta_boxes', 'plt_hide_panorama_metaboxes', 20);