The working principle is, as in other cache plugins, newly created files are collected under separate folders and added to cached pages. In this way, you can have faster opening pages.
In general, two different editing areas are offered, simple and advanced settings, to make settings fast. To achieve the best performance for your website, you should activate the display of advanced settings in the upper right corner.
Thanks to advanced settings, you can make adjustments by detecting unwanted distortions while getting the best performance from your site.
Note that HTML comments will increase the number of lines of code on your site, so keep this option inactive.
If you are using an external content delivery service CloudFlare in this area, simply type in the CDN address of your site.