Personally, I don't like the idea of taking someone else's design and calling it my own, even if it's a demo for everyone. So, I replaced all of the furniture, increased the height of the building, and added a room.
The new floor plan
Cover & Introduction
This is what it looked like before as reference.
This is after my redecorating.
I made a loft-style interior
Also, I added a bathroom
This home design project - The Beginner Guide Design was published on 2021-08-12 and was 100% designed by Homestyler floor planner, which includes 7 high quality photorealistic rendered images.