Especially on large projects, you don’t need to see everything in your model all at once, but SketchUp tracks everything displayed in a model as you work. … Note: in previous versions of SketchUp, Tags were referred to as Layers.
Did SketchUp 2020 get rid of layers?
SketchUp Pro 2020: your [3D] creative space
In an effort to increase model performance, you no longer have to create Layers upon Layers.
How do you see all layers in SketchUp?
In SketchUp Viewer, you access a model’s layers as follows: Click the Main Menu icon ( ). Click the Layers icon ( ), and the Layers tab appears, as shown in the following figure.