In the Finder, select the file, right-click and select "Open". this will bypass the security option set under System Preferences > Security & Privacy.
You should add a Signature to your Profile (click the Profile button near the top of this page) with your ArchiCAD version and operating system (see mine for an example) for more accurate help in this forum.
David
David Maudlin / Architect www.davidmaudlin.com Digital Architecture AC27 USA • iMac 27" 4.0GHz Quad-core i7 OSX11 | 24 gb ram • MacBook Pro M3 Pro | 36 gb ram OSX14
Thanks David! It works..... 😄
It's been almost 4 years since I last used AC 15 have not even touched the next 3 subscriptions until just yesterday. I just have too many transferable skills that I am getting back to the drawing board!
Lilian Seow LEED AP | cSBA | CAPM | PMP Interior-Architecture and BIM Management AC20 USA | 27- macOS 10.14.6| 4 GHz Intel Core i7| 32 GB RAM | Archicad-user since 1994!