To add a floor:
Log in to https://login.meetingroomapp.com/.
Click on Buildings on the left.
Click on Edit (below Floors).
Select the floor number and description.
Each floor has to be created separately.
The floor list shows the names and numbers of the floors.
Click on Clean to delete all floors.
Click on Devices on the left to add a floor.
Select a device.
Select a floor.