Tips on Customizing Ticktify

How to Hide Ticktify Admin Menus

function plt_hide_ticktify_menus() {
	//Hide "Events".
	remove_menu_page('edit.php?post_type=ticktify_event');
	//Hide "Events → All Events".
	remove_submenu_page('edit.php?post_type=ticktify_event', 'edit.php?post_type=ticktify_event');
	//Hide "Events → Add New Event".
	remove_submenu_page('edit.php?post_type=ticktify_event', 'post-new.php?post_type=ticktify_event');
	//Hide "Events → Bookings".
	remove_submenu_page('edit.php?post_type=ticktify_event', 'edit.php?post_type=ticktify_booking');
	//Hide "Events → Payments".
	remove_submenu_page('edit.php?post_type=ticktify_event', 'download_payments');
	//Hide "Events → Venue".
	remove_submenu_page('edit.php?post_type=ticktify_event', 'edit-tags.php?taxonomy=ticktify_venue&post_type=ticktify_event');
	//Hide "Events → Organizers".
	remove_submenu_page('edit.php?post_type=ticktify_event', 'edit-tags.php?taxonomy=ticktify_organizer&post_type=ticktify_event');
	//Hide "Events → Artist  Speakers".
	remove_submenu_page('edit.php?post_type=ticktify_event', 'edit-tags.php?taxonomy=ticktify_artist&post_type=ticktify_event');
	//Hide "Events → Sponsors".
	remove_submenu_page('edit.php?post_type=ticktify_event', 'edit-tags.php?taxonomy=ticktify_sponsors&post_type=ticktify_event');
	//Hide "Events → Event Settings".
	remove_submenu_page('edit.php?post_type=ticktify_event', 'event_settings');
}

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

Where do I put this code?

How to Hide Ticktify Meta Boxes

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

	//Hide the "Event" meta box.
	remove_meta_box('ticktify_event_plugin', $screen->id, 'advanced');
	//Hide the "The Event Gallery" meta box.
	remove_meta_box('ticktify_add_event', $screen->id, 'advanced');
	//Hide the "Event Cover Image/Video" meta box.
	remove_meta_box('ticktify_event_image', $screen->id, 'advanced');
	//Hide the "Booking Details" meta box.
	remove_meta_box('ticktify_event_bookings', $screen->id, 'advanced');
	//Hide the "Booking Items" meta box.
	remove_meta_box('ticktify_event_bookings_event', $screen->id, 'advanced');
}

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