3D freeform space surface openings can be edited like any profile-based boundary in AutoCAD Architecture 2023 toolset. The opening boundary has vertex and edge grips to generate the desired shape.

Offsetting the edge of a window opening on a freeform space surface

Adding a vertex to the edge of a window opening on a freeform space surface

Converting the edge of a window opening to arc on a freeform space surface

Offsetting all edges of a window opening on a freeform space surface
| If you want to… | Then… |
|---|---|
| offset the edge | move the edge to the desired location, and click; or enter a value, and press Enter. |
| add a vertex and create an edge | press Ctrl to switch to the Add Vertex edit mode. Move the edge to the desired location, and click; or enter a value, and press Enter. |
| change a selected edge to an arc/change a selected arc to a line | press Ctrl twice to switch to the Convert to Arc/Convert to Line edit mode. Stretch the midpoint to the desired location, and click; or enter a value, and press Enter. |
| offset all edges at an identical distance | press Ctrl 3 times to switch to the Offset All edit mode. Move the selected edge to the desired location for all edges, and click; or enter a value, and press Enter. |