After the successful installation of the add-in, a new panel named 'Separation Lines' would appear on the 'Add-ins' tab of the Revit user interface.

Please click on the 'Room' or 'Space' button on the 'Separation Lines' panel, The tool will create the separation lines for all the placed rooms or spaces in this one-click process.

If you wish to delete these separation lines at a later stage, you may right-click on one of the lines and select all instances in the 'entire model' and delete them.

Please ensure that at least one 'Room' or 'Space' element exists in the current document prior to running the add-in.

The installer that ran when you downloaded this app/plug-in from the Autodesk App Store will start installing the app/plug-in. OR, double-click the downloaded installer to install the app/plugin. Make sure that the Autodesk product is completely closed when running the installer.

To uninstall this plug-in, exit the Autodesk product if you are currently running it, 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.

Please check the YouTube video:

https://youtu.be/d4G_3EHW3hI