How can i create an Cover Ai

Hello, i have a big problem with two Projects i bought on the Marketplace. My problem is this, one Project has an Ai with cover Animations an hunt my character. All what i wanna do is make the Ai work so that he goes in cover an shoot at my character. I changed all Variables two my character two juse the diffrent project with the cover objects for Ai. Nav mesh etc. But the Ai is allway s just shoot at my character when he sees him an fallow him but dont go in cover.
Did someone knows a good tip how i can make this ai work two go in cover.
It would help me a lot if someone could help me.
Sorry for my bad english.