Contrary to popular beliefs, small interior designs are harder to decorate. First of all, it requires extensive study. You cannot just put furniture in the corner because you feel like it. You have to see it several times to know if it fits well. You also cannot just buy any furniture from the store because it might not look good in your room. And you cannot just put anything in the room because you have limited space.
https://antonovich-design.ae/blog/proper-furniture-arrangement-for-a-small-living-room.html