Run the TLBuildingRepair command or select it from the Add-ins tab in the ribbon.

Select an Autodesk® AutoCAD® polyline object.

A new polyline object will be generated on the current layer having perpendicular sides/edges.

Optionally if the results are not satisfactory adjust the Angle and Dist tolerances and try again.

Note: this version only supports repairing one building/polyline at a time

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 7/8.1/10/11) and uninstall as you would any other application from your system.