The Feature Flags settings in Solid Security Pro allow you to try experimental features before they are released.
How to Enable Feature Flags in the Solid Security Menu
To enable an experimental feature, navigate to the Advanced page in the Solid Security Pro settings and click the Feature Flags dropdown. Then, check the box next to the feature you want to enable.
How to disable Feature Flags manually
To disable the Feature Flag menu manually, you add the code below to your site's wp-config.php file above the "That's all, stop editing! Happy Blogging!" line. If needed, you can see how to edit the wp-config.php file in this article.
define( 'ITSEC_SHOW_FEATURE_FLAGS', false );