Working with collaboration contexts
Create new items or subassemblies
When you create any new item or subassembly, you can add it to the current structure context as follows:
Procedure
Select the structure in the collaboration pane.
Choose the appropriate menu command, File→New→Item or File→New→Occurrence Group. The new item or subassembly pastes to the selected structure which (by default) is the root.
Source: https://docs.sw.siemens.com/en-US/doc/282219420/PL20251212545240207.plm00043/create_new_subassys · retrieved 2026-07-11