This documentation has been updated to reflect the latest changes on the coming release 2.2.3 and things are siltly different from the current version 2.2.2.
For more information, refer to https://github.com/miled/wordpress-social-login#whats-new-on-wsl-223.
Announcing an upcoming major release:
A beta update of WordPress Social Login 3.0.3 is currently available for Download.
Feedback and bug fixes are welcome either on Github or in the discussion thread at Wordpress.org.