Go to the following page: https://www.unrealengine.com/en-US/datasmith/plugins
Under Graphisoft Archicad Exporter → select View archived versions.
Download and install the 5.4.3 version.
Go to the following page: https://www.unrealengine.com/en-US/datasmith/plugins
Under Graphisoft Archicad Exporter → select View archived versions.
Download and install the 5.4.3 version.