PDFIMPORTLAYERS
Determines how layers are created and assigned to entities that are imported during the PDF In command.
0 = Layers with a PDF_ prefix are created for each existing layer in the .pdf file. If there are no layers in the .pdf file, value 1 is used.
1 = Layers are created according to the general types of entities: PDF_Geometry, PDF_Solid Fills, PDF_Images, and PDF_Text.
2 = All entities are assigned to the current layer. The current layer is turned on if necessary.
Type: Integer
Saved: In the registry
Range: 0 to 2
Default: 0