Tips on Customizing Portfolio Gallery – Image Gallery Plugin

How to Hide Portfolio Filter Gallery Admin Menus

function plt_hide_portfolio_filter_gallery_menus() {
	//Hide "Portfolio Gallery".
	remove_menu_page('edit.php?post_type=awl_filter_gallery');
	//Hide "Portfolio Gallery → All Gallery".
	remove_submenu_page('edit.php?post_type=awl_filter_gallery', 'edit.php?post_type=awl_filter_gallery');
	//Hide "Portfolio Gallery → Add New Gallery".
	remove_submenu_page('edit.php?post_type=awl_filter_gallery', 'post-new.php?post_type=awl_filter_gallery');
	//Hide "Portfolio Gallery → Filters".
	remove_submenu_page('edit.php?post_type=awl_filter_gallery', 'pfg-filter-page');
	//Hide "Portfolio Gallery → Docs".
	remove_submenu_page('edit.php?post_type=awl_filter_gallery', 'sr-doc-page');
	//Hide "Portfolio Gallery → Upgrade".
	remove_submenu_page('edit.php?post_type=awl_filter_gallery', 'https://awplife.com/wordpress-plugins/portfolio-filter-gallery-wordpress-plugin');
}

add_action('admin_menu', 'plt_hide_portfolio_filter_gallery_menus', 102);

Where do I put this code?

How to Hide Portfolio Filter Gallery Meta Boxes

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

	//Hide the "Add Portfolio Filter Gallery" meta box.
	remove_meta_box('Add Portfolio Filter Gallery', $screen->id, 'normal');
	//Hide the "Copy Shortcode" meta box.
	remove_meta_box('pfg-shortcode', $screen->id, 'side');
	//Hide the "Upgrade Portfolio Gallery" meta box.
	remove_meta_box('Upgrade Portfolio Gallery', $screen->id, 'side');
	//Hide the "Filter Drag & Drop" meta box.
	remove_meta_box('pfg-youtube', $screen->id, 'side');
	//Hide the "Most Advanced Version" meta box.
	remove_meta_box('Ultimate Portfolio', $screen->id, 'side');
	//Hide the "Rate Our Plugin" meta box.
	remove_meta_box('Rate Our Plugin', $screen->id, 'side');
}

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