Thank you for your question!
Most likely this is due to a conflict with other plugins. This plugin was tested on a site with 1000 posts, and had no problems.
In order to understand the problem, please give the URL of your site.
Thank you!
Thank you for your question!
In order to understand the problem, please give the URL of your site.
By default, the plugin does not work on the home page. There are several reasons for this. For example the use on the home page a set of widgets and plugins that can lead to conflict.
For enabling plugin on the main page, set option:
WordPress Settings -> WP Browser -> Options [tab] -> Using at the home page
Thank you!