When you are ready to begin a new design in Revit LT, create a model.
Use any of the following methods:
- On the Home page, under Models, click New.
- Press CTRL+N.
- Click File tab
New
(Project).
Important: Revit models are not backwards-compatible. When you create or modify a model using the current release of the software, you cannot open the model later using a previous release.