no is can’t update, even click ‘update’ button also can’t save and show to page.
you just try paste this <iframe src=”https://www.google.com/maps/embed?pb=!1m14!1m8!1m3!1d7967.916692425129!2d101.5946138!3d3.1057185!3m2!1i1024!2i768!4f13.1!3m3!1m2!1s0x31cc4c18494a930d%3A0x75bc875d06699584!2sParadigm+Mall!5e0!3m2!1sen!2smy!4v1534836071944&#8243; width=”600″ height=”450″ frameborder=”0″ style=”border:0″ allowfullscreen></iframe>
to ‘Map embed iframe’ and save it.