Code snippets offer two different types of options, “Admin Scripts” and “Frontend Scripts”.
Whenever you need to add some CSS or Scripts inside your WordPress Dashboard area, use this “Admin Scripts” option.
By default, you will notice “Custom Header & Footer”plugin is not Activated! Please install and activateCustom Header & Footer Plugin.
Just click on the “Install Now” button and it will redirected you to the main Addons page. Find out “Header & Footer Scripts” addon and click on the install now button. After installation and activation, navigate to the “Frontend Scripts” option again.
If you have installed the “Header & Footer scripts” plugin properly, you will see something like the following screenshot. Here you can add unlimited code snippets and target different types of devices, script locations, and more.