2019, Chrome 76, approach to autocomplete off

Question

There are are few posts out there about this. You spend hours going through each answer, testing, reading comments, to find that there is no solution. What have you done in

Answer 1

try this, I used this little trick and it worked until now (September 2020). i hope this works for a lot of people

--HTML--

    
--Javascript--
let elements = document.querySelectorAll('[autocomplete="off"]');
elements.forEach(element => {
    element.setAttribute("readonly", "readonly");
    element.style.backgroundColor = "inherit";
    setTimeout(() => {
        element.removeAttribute("readonly");
    }, 500);
})