(1) Clean up Data on Deletion: Check this option to delete all Real Testimonial Pro data from the database when you delete the plugin. Otherwise, it keeps the data.

(2) Google Fonts: You can either enqueue or dequeue the google font. If you want to set custom fonts using the Typography tab, you just need to enqueue the google fonts. 

(3) Slick JS: Slick JS is a Javascript plugin that is responsible for creating the smart, eye-catching slider. If you are already using this library on your site, you can dequeue it. Otherwise, it is also an essential library for creating sliders.

(4) Isotope JS: This JS library is responsible for creating and filtering the system. If you are already using this library on your site, you can dequeue it. Otherwise, it is also an essential library to enable the filter system of the carousel.

(5) Magnific Popup JS: This JS library is responsible for creating the popup.  If you are already using this library on your site, you can dequeue it. Otherwise, it is also an essential library to show the popup of the carousel.

(6) Slick CSS: It is the stylesheet for the Slick JS library. If you are already using this library on your site, you can dequeue it.

(7) Font Awesome CSS: This CSS library is responsible for the iconic font. If you are already using this library on your site, you can dequeue it.

(8) Magnific Popup CSS: This stylesheet helps to style the popup. It is associated with the Magnific Popup JS library. If you are already using this library on your site, you can dequeue it.