• Open a 3D view.
• Start the add-in and configure the options.

1. 1. Work with current projects or linked models.
   2. Join only to structural elements.
   3. Analyze doors and windows.
   4. Disallow automatic joining.
   5. Intersect only with visible elements (only for the current model).

• Then, select the walls to be joined.

The installer that ran when you downloaded this app/plugin from the Autodesk App Store will start installing the app/plugin. Or, simply double-click the downloaded installer to install the app/plugin. You may need to restart the Autodesk product to activate the app/plugin. To uninstall this plugin, 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 it as you would any other application from your system.

Some users behind a Firewall or proxy may have problems activating the add-in. Please follow the instructions on the link to solve proxy problems.

https://forums.autodesk.com/autodesk/attachments/autodesk/78/504135