The "Sheet Metal DXF Creator" app is a Fusion add-in.

Usage:

1. Right-click the mouse to show the context menu.
2. Select "Create Sheet Metal DXF" to proceed with creating the sheet metal flat pattern DXF file(s).
3. Select the folder location to save each DXF (.dxf) file.
4. Select "Open".

Install:
The installer that ran when you downloaded this app/plug-in from the Autodesk App Store will start installing the app/plug-in. Or, simply double-click the downloaded installer to install the app/plugin.

Uninstall:
You can unload the add-in without uninstalling it by clicking the "Stop" button when the add-in is selected in the list box on the "Add-Ins" tab of the "Scripts and Add-Ins" dialog.
Unchecking "Run on Startup" causes the add-in not to be loaded in future Fusion sessions.
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, you can uninstall it from 'Control Panel/Programs and Features' (Windows 10/11), just as you would uninstall any other application from your system.