Hi @francescalo you can get it done in just 2 Steps , easily Let me share a code with you 🙂
Step 1 : Copy & Paste the follwoing code in HOME>DESIGN>CUSTOM CSS section.
.Cart-inner>.icon{
display:none;
}
Step 2: Copy & Paste the follwoing code in SETTINGS>ADVANCE>CODE INJECTION and paste in FOOTER section.
<link href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet" integrity="sha384-wvfXpqpZZVQGK6TAh5PVlGOfQNHSoD2xbE+QkPxCAFlNEevoEH3Sl0sibVcOQVnN" crossorigin="anonymous">
<script
src="https://code.jquery.com/jquery-1.12.4.min.js"
integrity="sha256-ZosEbRLbNQzLpnKIkEdrPv7lOy9C27hHQ+Xp8a4MxAQ="
crossorigin="anonymous"></script>
<script>
$(".Cart-inner").append("<i class='fa fa-shopping-bag' aria-hidden='true'></i>");
</script>
It will do the Job 🙂 Screenshot is attahced on how it will look like 🙂 If it answers the question don't forget to mark it as solved 🙂