Remove anything that slows down your site.
In the past, you could get away with a slow-loading site. I can recall a time when I had to wait for about 5 minutes before a popular news site fully loaded. Data from Strange Loop shows that a 1-second delay in page load time can yield a 7% loss in conversions.
Page speed is vital, both to users and to search engines. According to eConsultancy, “40% of people abandon a website that takes more than 3 seconds to load.”
On April 9, 2010, Google included site speed as one of the all-important ranking factors.
This means that if your pages are slow, you’re fighting a losing battle for top organic listings, regardless of the quality of your content or your professional website design.
Read more on this from Neil Patel