On Desktop:

  1. Click Spaces at the top of the screen (boxed in black in the image below)
  2. Click Add Spaces under whatever floor you'd like to add a space to (boxed in red in the image below)

Picture of screen after selecting Add Spaces:


On Mobile App:

  1. Click on Spaces at the bottom of the screen
  2. Open up the floor you'd like to add a space to
  3. Click Add Spaces


Picture of screen after selecting Add Spaces:






Further Reading: