How to fix the Slow Loading issue of my Website? [closed]

I have recently bought a website https://readus247.com/. I am using Newspaper Latest version theme. My website is properly optimized also. https://gtmetrix.com/reports/readus247.com/pnvl1zjC Gtmetrix

But in Google Page speed test the score is very poor. https://developers.google.com/speed/pagespeed/insights/?url=https%3A%2F%2Freadus247.com%2F Googel Page Speed Test Please help me to fix the problem.