Link post grid to pasts page

Hello to everyone. I am working a template and i need help.
My website is https://www.thrashgraphicdesign.com

At the “news”, i have import a “post grid”. So when i click on the image, it will transfer me to Home page.

I want to link the image at the “post page”. How can i do that?

Sorry for my bad english! Thanx in advance for the help!