Tips on Customizing WP Meta SEO

How to Hide WP Meta SEO Admin Menus

function plt_hide_wp_meta_seo_menus() {
	//Hide "WP Meta SEO".
	remove_menu_page('metaseo_dashboard');
	//Hide "WP Meta SEO → Dashboard".
	remove_submenu_page('metaseo_dashboard', 'metaseo_dashboard');
	//Hide "WP Meta SEO → Content meta".
	remove_submenu_page('metaseo_dashboard', 'metaseo_content_meta');
	//Hide "WP Meta SEO → Category meta".
	remove_submenu_page('metaseo_dashboard', 'metaseo_category_meta');
	//Hide "WP Meta SEO → Image editor".
	remove_submenu_page('metaseo_dashboard', 'metaseo_image_meta');
	//Hide "WP Meta SEO → Sitemap".
	remove_submenu_page('metaseo_dashboard', 'metaseo_google_sitemap');
	//Hide "WP Meta SEO → Link editor".
	remove_submenu_page('metaseo_dashboard', 'metaseo_link_meta');
	//Hide "WP Meta SEO → 404  Redirects".
	remove_submenu_page('metaseo_dashboard', 'metaseo_broken_link');
	//Hide "WP Meta SEO → Google Analytics".
	remove_submenu_page('metaseo_dashboard', 'metaseo_google_analytics');
	//Hide "WP Meta SEO → Settings".
	remove_submenu_page('metaseo_dashboard', 'metaseo_settings');
	//Hide "WP Meta SEO → Better SEO ranking".
	remove_submenu_page('metaseo_dashboard', 'metaseo_better_ranking');
}

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

Where do I put this code?

How to Hide the "WP Meta SEO - Page optimization" Meta Box

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

	//Hide the "WP Meta SEO - Page optimization" meta box.
	remove_meta_box('wpmseo_meta', $screen->id, 'normal');
}

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

How to Hide WP Meta SEO Dashboard Widgets

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

	//Remove the "WP Meta SEO: Quick SEO preview" widget.
	remove_meta_box('wpms_dashboard_widget', 'dashboard', 'normal');
	//Remove the "Google Analytics Overview" widget.
	remove_meta_box('wpms_dashboard_analytics_widget', 'dashboard', 'normal');
}

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