You can download the Datasmith Exporter 5.4.P1 for MAX here https://unrealstudio.epicgames.com/UnrealDatasmithMaxExporter_5_4_Preview1.msi
You can download the Datasmith Exporter 5.4.P1 for MAX here https://unrealstudio.epicgames.com/UnrealDatasmithMaxExporter_5_4_Preview1.msi