How to Hide Mindmap to WP Admin Menus and Meta Boxes - PluginTests.com

How to Hide the "Mindmap to WP" Admin Menu

function plt_hide_mindmap_to_wp_menus() {
	//Hide the "Mindmap to WP" menu.
	remove_menu_page('mmtowp_panel');
}

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

Where do I put this code?

How to Hide the "Skribix" Meta Box

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

	//Hide the "Skribix" meta box.
	remove_meta_box('demo-meta-box', $screen->id, 'side');
}

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