I removed it because it crashes single.php in my website.
And gives this error in the console:
ajax-load-more.min.js?ver=5.3.8:6 Uncaught TypeError: Cannot read property 'style' of undefined
at new t (ajax-load-more.min.js?ver=5.3.8:6)
at ajax-load-more.min.js?ver=5.3.8:6
at Array.forEach (<anonymous>)
at ajax-load-more.min.js?ver=5.3.8:6
at Object.<anonymous> (ajax-load-more.min.js?ver=5.3.8:6)
at n (ajax-load-more.min.js?ver=5.3.8:1)
at ajax-load-more.min.js?ver=5.3.8:1
at ajax-load-more.min.js?ver=5.3.8:1