Get closer to him, hug him more when you have time, and talk to him softly, so that he can get used to your existence and environment. Champions League cat food, you can put the cat nest in your room at night.
If the cat is older, it may bark at night because of estrus, to see if the cat's mood has become anxious recently. There is no way. When this period is over, sterilize the cat as soon as possible.
In addition, some cats may bark at night or let you play with them because they are hungry.