1. Open Revit on your computer.
2. Go to the Add-Ins tab.
3. Click on the 3D Warehouse option to open the 3D Warehouse dialog.
4. Sign up and create account.
5. Browse or search for the model you want to use after login.
6. Select the desired model from the search results.
7. Import to bring the model into your Revit project.
8. Place the imported model in your project workspace as needed.

The installer that ran when you downloaded this app/plug-in from Autodesk App Store will start installing the app/plug-in. OR, simply double-click the downloaded installer to install the app/plugin.

To uninstall this plug-in, exit the Autodesk product if you are currently running it, simply rerun the installer, and select the "Uninstall" button. OR, click Control Panel > Programs > Programs and Features (Windows 10/11) and uninstall as you would any other application from your system.