JSFiddle - React, Tailwind, and code Playground

HTML

<div id="content">
<label class="tooltips">A ser excluído: <input type="text" name="solicitacao1" style="margin-left:12px;"></label>
    
<input type="button" id="more_fields" onclick="add_fields();" value="Excluir Mais" />
</div>

JavaScript

var add = 1;
function add_fields() {
	var d = document.getElementById("content");
	add++;
	d.innerHTML += "<br /><label class='tooltips'>A ser excluído "+add+": <input type='text' name='solicitacao"+add+"'/></label>";
}