Or you can simply place the DWG file with the Drawing Tool. This is my preferred method because it will not contaminate your ARCHICAD file with all the layers, line types and fill types existing within the DWG file.
The Drawing can also be set to auto-update when the source DWG file on your hard driver changes.
....................................................................................................
Get Archicad Tips at https://twitter.com/laszlonagy
AMD Ryzen 1700X CPU, 48 GB RAM, Nvidia GTX 1060 6GB, 500 GB NVMe SSD
2x28" (2560x1440), WIN10 PRO ENG, AC20-AC26
Loving Archicad since 1995