Hello,
At first sight, it works fine on the frontend, for us. Please clear cache of your browser and check one more time. Record a video for us.
https://prnt.sc/KmmcxddWcTfZ – https://onlinemediamasters.com/eliminate-render-blocking-resources-wordpress/
https://prnt.sc/CWrRALgo5gw- – https://tools.pingdom.com/
“We also increased the hosting resources.” – could you provide screenshots? How can we check/test it?
Regards