ARCHICAD 19 can back‐save project files to ARCHICAD 18 format only. When you back-save a project, an alert will warn you that elements and information that are not supported by the older version will be discarded.
ARCHICAD 19 can back‐save project files to ARCHICAD 18 format only. When you back-save a project, an alert will warn you that elements and information that are not supported by the older version will be discarded.