Tips on Customizing My Calendar – Accessible Event Manager

How to Hide My Calendar - Accessible Event Manager Admin Menus

function plt_hide_my_calendar_menus() {
	//Hide "Tools → Scheduled Actions".
	remove_submenu_page('tools.php', 'action-scheduler');

	//Hide "My Calendar".
	remove_menu_page('my-calendar');
	//Hide "My Calendar → Add Event".
	remove_submenu_page('my-calendar', 'my-calendar');
	//Hide "My Calendar → Events".
	remove_submenu_page('my-calendar', 'my-calendar-manage');
	//Hide "My Calendar → Add New Location".
	remove_submenu_page('my-calendar', 'my-calendar-locations');
	//Hide "My Calendar → Locations".
	remove_submenu_page('my-calendar', 'my-calendar-location-manager');
	//Hide "My Calendar → Categories".
	remove_submenu_page('my-calendar', 'my-calendar-categories');
	//Hide "My Calendar → Design".
	remove_submenu_page('my-calendar', 'my-calendar-design');
	//Hide "My Calendar → Settings".
	remove_submenu_page('my-calendar', 'my-calendar-config');
	//Hide "My Calendar → Shortcodes".
	remove_submenu_page('my-calendar', 'my-calendar-shortcodes');
	//Hide "My Calendar → Help".
	remove_submenu_page('my-calendar', 'my-calendar-help');
}

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

Where do I put this code?

How to Hide the "My Calendar Event" Meta Box

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

	//Hide the "My Calendar Event" meta box.
	remove_meta_box('mc_add_event', $screen->id, 'side');
}

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