1. Download and install the USD Exporter plugin for Revit.

2. Run Revit and load a model (part or assembly). 

3. There’s a new section under Add-in tab on the ribbon bar named 'ProtoTech USD Exporter'. It contains the following three ribbon buttons.

A) Export

1. Select the Export button. A ‘Save As’ dialog box will appear.

• Choose the desired directory and filename, then click Save to export the current model to a USDz file.

B) Preferences

• Opens a set of options where you can control various parameters to customize the output according to your needs.

C) About

• Displays product information and provides the option to activate your product license at any time.

Kindly uninstall the existing old version app before installing this new version

Installation:

• Run the installer that was downloaded from the Autodesk App Store to install the app/plugin.

• Alternatively, you can double-click the downloaded installer to begin installation.

• You may need to restart Autodesk Revit to activate the app/plugin.

Uninstallation:

• To uninstall the plugin, first exit Autodesk Revit if it is running.

• Rerun the installer and select the “Uninstall” option.

• Alternatively, uninstall via Control Panel → Programs → Programs and Features (Windows 10/11), like any other application.

After Installation restart Revit to see the changes.