MultiScene makes using a multi-scene workflow similar to a single scene workflow.
- Drag and Drop MultiScene into your Projects Asset folder.
- Add one or more scenes to your Hierarchy view. See Unity's documentation on Multi-Scene editing for details.
- In the Project window, Create > MultiScene
At this point, a new MultiScene file is create that has the same scene setup that is in the Hierarchy window.
- In the Project window, double click on a MultiScene.
OR
- Select a MultiScene
- In the Inspector window, click the Open button.
- Select a MultiScene
- In the Inspector window, click the Update button.
- When the confirmation dialog appears, click Update.