If you run into a conflict preventing you from accessing your site you can add the code below into the wp-config.php file anywhere as long as it is between the first line ( <?php ) and the line that says / That's all, stop editing. Happy Blogging / to temporarily disable all features so you can log in.
define('ITSEC_DISABLE_MODULES', true);
Alternatively, if you are temporarily unable to use Two-Factor to log in to your site, add the following code to your wp-config.php file instead.
define('ITSEC_DISABLE_TWO_FACTOR', true);
You can learn how to edit the wp-config.php file in this article.