How to add doors and windows to the pillar

When creating the floor for a semi-detached villa, columns can be used to add doors and windows. When modifying the column parameters, pay attention to the following two points: (Beams and floors are not supported)

  1. The Length value (L) represents the thickness of the wall. The value should not be too large and must be either 240 or 120. Do not check the aspect ratio.
  2. The height of the column from the ground must be 0. If the column is placed on the second floor, first set the height from the ground to 0, then modify it after placing the doors and windows.