The plugin is available under the menu, Addins -> Engineering notes

By first running the app shows the main dialog box.

On the list of "Template notes" in the app dialog, are all notes that are prepared in the file notes.txt. This file can be edited using any text editor. This file is available in the installation path.

The install location also includes a PDF file for more information -> Engineering notes.pdf (Path:C:\ProgramData\BasiCAD_Engineeringnotes.bundle\Contents\Documentation)

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

You can unload the plugin without uninstalling it by unchecking the "Loaded/Unloaded" check box associated with the plugin in the Inventor Add-In Manager. You may have to restart Inventor to completely unload the application.

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.