Tips on Customizing Last Tap Events

How to Hide Last Tap Events Admin Menus

function plt_hide_last_tap_events_menus() {
	//Hide "Tools → LT PDF Generator".
	remove_submenu_page('tools.php', 'event_pdf');
	//Hide "Last Tap Events".
	remove_menu_page('event_plugin_page');

	//Hide "Events".
	remove_menu_page('edit.php?post_type=event');
	//Hide "Events → All Events".
	remove_submenu_page('edit.php?post_type=event', 'edit.php?post_type=event');
	//Hide "Events → Add New Event".
	remove_submenu_page('edit.php?post_type=event', 'post-new.php?post_type=event');

	//Hide "Participants".
	remove_menu_page('edit.php?post_type=participant');
	//Hide "Participants → Participants".
	remove_submenu_page('edit.php?post_type=participant', 'edit.php?post_type=participant');
	//Hide "Participants → Add Post".
	remove_submenu_page('edit.php?post_type=participant', 'post-new.php?post_type=participant');
}

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

Where do I put this code?

How to Hide Last Tap Events Meta Boxes

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

	//Hide the "Start Date and Time" meta box.
	remove_meta_box('event_date_start', $screen->id, 'side');
	//Hide the "End Date and Time" meta box.
	remove_meta_box('event_date_end', $screen->id, 'side');
	//Hide the "Event Location" meta box.
	remove_meta_box('event_location', $screen->id, 'normal');
	//Hide the "participant Options" meta box.
	remove_meta_box('participant_author', $screen->id, 'side');
}

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