Add below JS code into your funnel > Setting > Tracking Code > Footer Code Section
<script> /** @format */ window.onload = (event) => { const setTime = 3; // Set time second const redirectURL = 'https://www.google.com'; //Keep your redirect url here setTimeout(function () { location.replace(redirectURL); }, setTime * 1000); console.log('page is fully loaded'); }; </script>