From the context-menu

you can
- Focus Layer OFFSometimes desired elements have to be switched off temporarily. Very often you will not know, at which layer thoes elements are saved.
SO:
With this tool you can "mouse over" an element (it will
not be hi-lited) and switch off the layer.
Simple and quick.
SELECTING OPTIONS- Select all- select and deselect all faces and edges in the model
(different from selecting via double-click, where only connected elements (faces and edges) will be selected)
- Selection+Select and deselect with several options
- Collect Elements in selection All elements from your active sketchup selection corresponding to desired element type will be
collected (moved)
to the desired layer (options)
- Free multi-selector Select single faces from a surface, regardless of smooth / soft settings.
- unsmooth selection (face unde cursor) > makes borders visible
DESELECTING OPTIONS- Deselect all- Deselect by element type- Ad to selection by element type- Keep only from selection by element typeOTHERS- Tools- direct access to some of the AREAL3D-Tools
- Helpers-Tools- some useful helping functions and tools
- modify selected meshes
- create some basic elements from the selection
- paint selected meshes
- select meshes by material
- edit meshes
- show mesh heights
- create buildings from selected mesh with 1 click
- options for areal buildings
- add views
- open the output folder
- exit with different options for the selection
- modify edges
- modify faces
- modify surfaces
-
- paint selected faces / surfaces
- create building (presets) from plain sketchup selection
- manipulate selection
- select / deselect faces
- select / deselect edges