次に、ちょっと調べるとよく出てくる、ダミーのinput要素を配置する方法を試して … Yet it's definitely not working on my page. If everything is gone already, then this won’t matter, but it should help with . Autocomplete=off It was my understanding that a decision was made to have both IE11 and Edge were NOT respect self-important web site designer's whim to set autocomplete=off. The autocomplete attribute works with the following types: text, search, url, tel, … OWA maintains its own AutoComplete list. I added the autocomplete="off" as per this earlier forum posting. For autocomplete behavior with site-specific suggestions, use the list attribute with the