You can use The Post Grid Plugin in two ways
1) Using Shortcode
2) Using Elementor Addon
This setting will improve the performance and loading speed of your page
Step 1: Choose Elementor or Shortcode => Select how you want to use the plugin as shortcode mentor or Elementor addon. If you select the shortcode method then Elementor addon code and script will not load, the same way if use the Elementor then shortcode code and script will not load it will improve loading time and performance.
Step 2: This setting for shortcode if use shortcode and enable this setting then the only the script will load on which page shortcode call.
Step 3: If you theme has fontawesome 5 included then keep it disable