You can download the active configuration as PDF, but you can also choose to allow customers to share the active configuration as a link. The link contains all configuration settings, so the configurator will load the given configuration in directly. Adding the button
In the settings tab on your configurable product page you will find a checkbox called ‘Display Save Configuration button’. Check the box and enter any button text you like and save the product. Now you should see the button appear in your configurator. The location of the button might be different, based on your template. Result