Append and Remove Entities From a Selection
- 
                In a browser or a dialog:
                
- Append and remove individual entities to/from your selection by holding Ctrl while left-clicking.
 - To extend your selection from a selected entity to a target entity, hold Shift while left-clicking.
 
 - 
                In the modeling window:
                
- Append entities to your selection by holding Ctrl while left-clicking.
 - Remove entities from your selection by holding Shift while left-clicking.
 
Figure 1.

 - 
                Clear your selection in the following ways:
                
- Left-click in empty space.Note: Only available in idle mode.
 - Click 
 on an active entity selector. - Press Backspace to clear the active entity selector.
 - Press Esc to clear all entity selectors.
 
 - Left-click in empty space.