Let him explore, and he should settle down soon. He might not know yet that the hides you put in there are "hides" for him, if he's used to another one. Let him explore and figure things out.
My girl Loki comes out at night and just tears up her tank, trying to pull down the fake leaves and knocking over all the plants.She occasionally comes out of her hide if there's a lot of noise or activity in my room; you might wanna check the volume of traffic or noise where you set him up.