1. Here's where
Imported Models are saved to this folder:
Documents\Lumion (VERSION)\Library: Up to 4 files per model (.LIB, .LIB.MTT, .LIB.INN, .LIB.TXX).
The Documents\Lumion (VERSION) folder is on the C: drive by default:
Scenes are saved manually to .LS Scene files via:
Files button -> Save Scene tab -> Save As... button:
1.1: As with any other important data on your harddrive, we recommend regular backups of the Documents/Lumion (VERSION) folder.
1.2: The only way to get Lumion to save Imported Model files in a different location is to re-direct the Documents folder to a different location. Instructions for this procedure are available on the Microsoft website:
External Link: Configuration of the Documents folder
See also:
Knowledge Base: Does Lumion save back-ups of scenes and model files?