The Building Level in Infurnia is where you can create or remove floors within a building. To access this level, follow these steps:
Look at the navigation bar, which is usually located at the top left of your workspace.
The name displayed in the navigation bar indicates the current level. When you're on the World Level, it will show "Select Building."
Click on "Select Building," and a dropdown list will appear, containing the names of all the buildings in your design.
Click on the building you want to work on, and you will be taken to the Building Level for that specific building.
In the Building Level, you can add, modify, or delete floors within the chosen building. It's an essential part of creating detailed architectural designs in Infurnia.