wyrjao

Have a look at http://www.edugeek.net/forums/office-software/196979-office-2016-powerpoint-resetting-screen-duplicate-extend.html

Did you ever get this resolved? We have migrated to W10 over the Summer and are having similar issues, not with projectors, but with Promethean Interactive panels that are all HDMI connected. Some of the issues are Office 2016 related but others I have not got to the bottom of.