Solution

Exit the installer by pressing Ctrl+C in the terminal window in which the installer was started. After doing this, browser window containing product About page or registration page will sometimes be launched, but if it does not show up, start the browser and enter following URL in order to review About page:

file://as-install/docs-ee/about.html

If you also selected the installation option to register the product, follow the link to registration page available on product About page.