Wordpress LScache Plugin: IMAGE OPTIMIZATION

Hello. Good evening, Im a bit confused, we have this plugin and also cloudfire, we would like to know how we can oppress the images? because we cant find any information about it, the confusion may be that we are not programmers and we dont want to damage our site. We read that it can be activated for images and css but we dont know how. thanks for your reply. Adriana. Check this. If you need more help or information come back: