or just create a new bookmark with: javascript:void(location.href='https://deturl.com/play.php?v='+location.href.split('=')[1] https://deturl.com/play.php?v='+

or just create a new bookmark with: javascript:void(location.href='https://deturl.com/play.php?v='+location.href.split('=')[1] https://deturl.com/play.php?v='+location.href.split('=')[1]) when you're on a yt video click it and it will redirect using the id