Tips on Customizing ePoll – Best WordPress Voting Plugin for Poll & Contest

How to Hide ePoll Lite - Poll Survey & Voting Plugin Admin Menus

function plt_hide_epoll_wp_voting_menus() {
	//Hide "ePoll".
	remove_menu_page('epoll_dashboard');
	//Hide "ePoll → Dashboard".
	remove_submenu_page('epoll_dashboard', 'epoll_dashboard');
	//Hide "ePoll → Voting".
	remove_submenu_page('epoll_dashboard', 'edit.php?post_type=it_epoll_poll');
	//Hide "ePoll → Poll".
	remove_submenu_page('epoll_dashboard', 'edit.php?post_type=it_epoll_opinion');
	//Hide "ePoll → Templates".
	remove_submenu_page('epoll_dashboard', 'epoll_templates');
	//Hide "ePoll → Add-ons".
	remove_submenu_page('epoll_dashboard', 'epoll_addons');
	//Hide "ePoll → Options".
	remove_submenu_page('epoll_dashboard', 'epoll_options');
	//Hide "ePoll → How To Guide".
	remove_submenu_page('epoll_dashboard', 'epoll_docs');
	//Hide "ePoll → Support & Faqs".
	remove_submenu_page('epoll_dashboard', 'epoll_faq');
}

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

Where do I put this code?

How to Hide the "Add Voting Poll Options" Meta Box

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

	//Hide the "Add Voting Poll Options" meta box.
	remove_meta_box('it_epoll_', $screen->id, 'normal');
}

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