Installation of the assets in the Asset Browser:

1. Navigate to your asset folder using the File Explorer/Finder. If you do not already use assets, create a new folder named “Assets”.
2. Inside your existing asset folder (or the new “Assets” folder), create a new folder named “Stairs”.

3. Copy the file stairs20.blend into the “Stairs” folder.

4. Open Blender’s Preferences and go to File Paths.

5. In the Asset Libraries section, click the plus button to add a new library and name it “Stairs”.

6. Path: Click the folder icon and select the “Stairs” folder.

7. Import Method: Choose Append as the import method for this library.

8. Save your preferences.

Open the Asset Browser, select the “Stairs” library and drag a stairs into your Blender scene.
Select the stairs and open the Modifiers panel. You will now see all available parameters – experiment with the values and have fun!