Fix AJAX issues with The Events Calendar and some themes

tex-pagination-fix.php

<?php
/*
Plugin Name: Events Calendar Pagination Fix
Plugin URI: https://tri.be
Description: Fix pagination issues with TEC and certain themes
Author: Modern Tribe (Ed)
Version: 1.1
Author URI: https://tri.be
License: GPL2
*/

function tribe_prevent_ajax_paging() {
    
    // The only function we have. We are basically stopping AJAX functionality to resolve issues with pagination with TEC 
	echo "
	<script>
	jQuery(document).ready(function(){
		// Tribe Bar 
		jQuery( 'form#tribe-bar-form' ).off( 'submit' );
		jQuery( '#tribe-events' )
			.off( 'click', '.tribe-events-nav-previous, .tribe-events-nav-next' ) // Month and Week View
			.off( 'click', '.tribe-events-nav-previous a, .tribe-events-nav-next a') // Day View
			.off( 'click', '#tribe-events-footer .tribe-events-nav-previous a, #tribe-events-footer .tribe-events-nav-next a' ); // Day View
		// Month View
		jQuery( 'body' ).off( 'click', '#tribe-events-footer .tribe-events-nav-previous, #tribe-events-footer .tribe-events-nav-next' );
		// List View
		jQuery( '#tribe-events-content-wrapper' )
			.off( 'click', 'ul.tribe-events-sub-nav a[rel=\"next\"]' )
			.off( 'click', 'ul.tribe-events-sub-nav a[rel=\"prev\"]' )
			.off( 'click', '#tribe-events-footer .tribe-events-nav-previous a, #tribe-events-footer .tribe-events-nav-next a' );

	});
	</script>";
}
add_action( 'wp_footer', 'tribe_prevent_ajax_paging', 99 );

?>

Hello, I have add this snippet to my functions.php on child theme in https://www.e20gratis.it/eventi/ but does not work :(