maksam07

let emailAddress = document.querySelector('[tabindex="0"]');

let nativeInputValueSetter = Object.getOwnPropertyDescriptor(window.HTMLInputElement.prototype, 'value').set;
nativeInputValueSetter.call(emailAddress, 'Ваше_Значение');

let inputEvent = new Event('input', { bubbles: true });
emailAddress.dispatchEvent(inputEvent);