The "QR Code Creator" app is a Fusion add-in.

Usage:

1) Under the Create menu Click on the "QR Code Creator" button to create a new QR code and open a command input window.

2) The command input window will contain the following options:

• Creation Mode - Choose a "Single" QR code, "Sequence" multiple QR codes, "vCard" (Virtual Business Card) QR code or a "Wi-Fi" QR code.
• Text to Encode - Enter the required text for the QR code.
• Style - Change the QR code segment style between squares or circles.
• Segment Size - Change the size of each QR code "segment".
• Segment Spacing - Change the size of the space between each QR code "segment".
• Frame - To include a "frame" around the QR code.
• Frame Size - Change the size of the "frame" around the QR code.
• Extrude - Extrude the QR code into a solid body or only create a sketch.
• Extrude Distance - Change the depth of the extrude.
  
• Icon - Choose an icon to place in the middle of the QR code. 

3) Make the required changes to the options.

4) Click on "OK" to accept the new QR code or "Cancel" to abort the command.

Install:
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.

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 sessions of Fusion.
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.