https://really-simple-ssl.com/downloads/really-simple-ssl-pro/

Extensive scan which enables you to detect the source of mixed content that couldn’t be fixed automatically, with fix buttonPremium email supportHttpOnly and secure flags to make the cookies more secureImprove security by enabling HTTP Strict Transport Security for your siteSubmit your site to the HSTS preload listWarning by email and in your SSL dashboard when your certificate is about to expireMixed content fixer for the back-end

Changelog

* Fix: clear cron schedules on deactivation

* Improvement: translations update

* Notice: inform users about upcoming merge of free and pro plugin, not action needed, everything will be handled automatically