Creating objects

 
Objects can be created from scratch using the the Create tool:
The toolbar on the top allows you to choose what category the object you want to create must belongs:
 
Click on one of the listed objects types, once you have chosen the category.
For example click on a wall in static geometry category:
 
Then click on the scene, in the place you want to create the object:
https://www.s2powered.com/copiasito/wp-content/uploads/2020/04/HOWTO_create_object.gif