First Contentful Paint or any other errors ? i am getting 85 its good but i want to make it better.
The best way to deal with this is to actually follow Google PSI report’s recommendations. Read the reported issues and click the “Learn More” link as it actually say how you can address the flagged issue.
If you’re having trouble with implementing the fixes Google PSI recommends, feel free to open a new topic about it. 🙂
A wise man once said:
"Have you cleared your cache?"