At covetool.com:

1. Sign up for an account
2. Create a project, completing the steps up to Building Geometry (this is what the plugin will export)

In Autodesk® Revit®:

1. Open the 3D view of your model
2. Switch to the Add-Ins tab on the ribbon
3. Select “Update Login” under the cove.tool icon and follow the prompts to enter your covetool.com login
4. Select “Switch Project” to select the cove.tool project you just created
5. Export individual geometry elements by selecting the relevant option in the plugin dropdown

Return to the Building Geometry step in your cove.tool project and refresh the page – the fields will now be populated and you can continue with the next steps.

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.

You may need to restart the Autodesk product to activate the app/plug-in.

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 7/8/8.1/10) and uninstall as you would any other application from your system.