The Layer window can be activated in the menu at the top under "Window" and is displayed in the left menu.
A double-click on a layer activates it and displays it in bold type.
In the Modify area (right menu), it is possible to modify the layer of an active element.
It is possible to create your own layers by clicking with the right mouse button (D) in the window -> "New".
A specific layer is created for imported PDFs
1000 - cut (layer from 1000 to 1999)
Add a cut : in the menu on the right under Add
The Cut layer is created automatically when a cut is calculated
2000 - View (layer from 2000 to 2999)
Add a view: in the menu on the right under Add in the sub-folder Cut
The View layer is created automatically when a view is calculated
3000 - Plan 2d (layer 3000 to 3999)
Add 2d plane : in the menu on the right under Add in the sub-folder Cut
The layer 2d plane is created automatically when a 2d plane is calculated