Installing Unassigned Work Extension
To install the Unassigned Work Extension, login to your account, navigate to settings and choose the manage extensions page. Find the extension from the list and follow the installation steps to try or buy the extension. If you do not have rights you should have the option to request this extension to be installed by an Admin with rights.
The extension license is based on number of unassigned categories and you can add as many as you like.
Please login to your account, navigate to Settings -> Extension to get a cost quote in your local currency.
For more assistance on this Extension, please view the Reference file here.