One of most frequent actions is to open a external referenced model to modify source geometry.
Unfortunately there is no menu buttom on the RMB which allows to open the reference model.
This option is implemented for external merge and inheritance, but not for Extern Copy Geom.
Inheritance feature:
![ExternInheritance.jpg](https://community.ptc.com/legacyfs/online/98503_ExternInheritance.jpg)
External
![ExternCopyGeom.jpg](https://community.ptc.com/legacyfs/online/98510_ExternCopyGeom.jpg)
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