Set the ticket selector to off by default for new events in the event editor for Event Espresso 4

new_gist_file.md

Add the sample code below to your child theme's functions.php file or in a site specific plugin.

<?php
//* Do NOT include the opening php tag
function ee4_event_editor_default_ticket_selector_off(){
?>
<script>
jQuery(document).ready(function ($) {
   if ($('#titlewrap:contains("Enter event title here")').length > 0) {
        $("select[id='display_ticket_selector']").val('');
    }
});
</script>
<?php
}
add_action('AHEE__Events_Admin_Page___generate_publish_box_extra_content__event_editor_overview_add', 'ee4_event_editor_default_ticket_selector_off');

References:

http://eventespresso.com/topic/ee4-default-ticket-selector-to-be-turned-off-on-event-creation/
http://eventespresso.com/topic/ee4-newbie-questions/