1$('#edit-submitted-first-name').removeAttr('required');

1$("button").click(() => {
2  $("div").removeAttr("id"); // <div id='12' class='nice'></div> --> <div class='nice'></div>
3});

1//jQuery option 1
2$('#fieldToRemove').prop('required',false);
3
4//jQuery option 2
5$('#fieldToRemove').removeAttr('required');
6
7//with querySelector
8document.querySelector('#fieldToRemove').required = false;

1$("#txtTempHireEndDate").rules("remove", "required")