I work for a company that has about 200 desktop and laptop running Windows 10 (most are HP's)on our own domain and after the fall creators update, we have experienced Unauthenticated network messages as well as download issues in all browsers (Edge, IE 11, Chrome, Firefox). We have tried a lot of fixes found online and the only solution we have found is to do a OS repair install. With this many computers (and they are spread out over 4 plants in different locations) it is not convenient to travel to all the sites to do this fix. Is there any other advice out there?