mobile safari datetime for JFB

script.js

function addZeros(time) {
    if (time < 10) {
        time = "0" + time;
    }
    return time;
}
//select the datetime field
	var dateInput = document.querySelectorAll('.jet-form-builder__field.datetime-field');
//get current date
	var today = new Date();
	var dd = today.getDate() ;
   	var mm = today.getMonth() + 1; //January is 0 so need to add 1 to make it 1!
   	var yyyy = today.getFullYear();
    var hr = addZeros(today.getHours());
    var min = addZeros(today.getMinutes());
    dd = addZeros(dd);
    mm = addZeros(mm)
//paste the current date in the string format in the variable
	var todayString = yyyy + '-' + mm + '-' + dd+'T'+ hr+':'+min;
//trigger the safari for iphones only
	var d = navigator.userAgent.toLowerCase(),
	isSafari = (~d.indexOf("safari") && !~d.indexOf("chrome"));
//add the current date as the default value
if(isSafari) {
	for (let i=0;i<dateInput.length;i++){
		dateInput[i].value= todayString;
	}
}

https://prnt.sc/NDxpA6PHGNtt
It will be displayed by default in safari on iphones