Hello atfonit,
What kind of 3D model ? Structure, MEP, etc.
What kind of file ? PLN, IFC, RVT, etc.
Did you try to link this 3D model by "Place Hotlink Module..." into "External content" ?
Christophe - FRANCEArchicad Designer and Teacher
Archicad 15 to 27 FRA FULL
OS 11.6 Big Sur - MacBook Pro 2017 - 16Go RAM
"Quality is never an accident ; it's always the result of an intelligent effort" John Ruskin