PDF (adobe.com)

View layers and groups within a group

 Do one of the following to open the group:
  • Click the triangle to the left of the folder icon .

  • Right-click (Windows) or Control-click (Mac OS) the triangle to the left of the folder icon and choose Open This Group.

  • Alt-click (Windows) or Option-click (Mac OS) the triangle to open or close a group and the groups nested within it.