Before running the tool please make sure that (from Massing and site tab -Show Mass From and Foot) is checked on to be able to see the generated mass.

1. Go to the floor plan where the lines and room names text exist.

2. Run the tool.

2. Set room and  blocks (offset from level)

3. Select create room separator lines.

4. Select to add rooms only or rooms and blocks.

Please Note:

1.To create a new mass with a new offset in the same place you must delete the old mass.

2.Mass offset can't be updated

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Sample file is available under the below path.

https://drive.google.com/file/d/1kdYbRqG_xeMJqiJiPCh11mvdmjR3Kow3/view?usp=sharing

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.

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) and uninstall as you would any other application from your system.